Home / 411,450.24-567,774.56-230,130.76

Finding the Fourth Proportional to 411,450.24, 567,774.56 and 230,130.76

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Solution

The fourth proportional to 411,450.24, 567,774.56 and 230,130.76 is: 317,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,450.24 : 567,774.56 = 230,130.76 : x
  2. Step 2: Convert to fraction form
    411,450.24/567,774.56 = 230,130.76/x
  3. Step 3: Cross multiply
    411,450.24x = 567,774.56 × 230,130.76
  4. Step 4: Simplify right side
    411,450.24x = 130,662,391,001.47
  5. Step 5: Solve for x
    x = 130,662,391,001.47/411,450.24
  6. Step 6: Final answer
    x = 317,565.48

Related Problems

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Half scale
Find fourth proportional to 822,900.48, 1,135,549.12 and 460,261.52
Double scale
Find fourth proportional to 411,451.24, 567,775.94 and 230,131.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.