Home / 673,485.80-1,010,189.02-252,726.12

Finding the Fourth Proportional to 673,485.80, 1,010,189.02 and 252,726.12

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Solution

The fourth proportional to 673,485.80, 1,010,189.02 and 252,726.12 is: 379,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,485.80 : 1,010,189.02 = 252,726.12 : x
  2. Step 2: Convert to fraction form
    673,485.80/1,010,189.02 = 252,726.12/x
  3. Step 3: Cross multiply
    673,485.80x = 1,010,189.02 × 252,726.12
  4. Step 4: Simplify right side
    673,485.80x = 255,301,151,491.20
  5. Step 5: Solve for x
    x = 255,301,151,491.20/673,485.80
  6. Step 6: Final answer
    x = 379,074.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.