Home / 972,023.10-1,458,034.65-307,175.10

Finding the Fourth Proportional to 972,023.10, 1,458,034.65 and 307,175.10

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Solution

The fourth proportional to 972,023.10, 1,458,034.65 and 307,175.10 is: 460,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,023.10 : 1,458,034.65 = 307,175.10 : x
  2. Step 2: Convert to fraction form
    972,023.10/1,458,034.65 = 307,175.10/x
  3. Step 3: Cross multiply
    972,023.10x = 1,458,034.65 × 307,175.10
  4. Step 4: Simplify right side
    972,023.10x = 447,871,939,417.22
  5. Step 5: Solve for x
    x = 447,871,939,417.22/972,023.10
  6. Step 6: Final answer
    x = 460,762.65

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Double scale
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Similar ratio
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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.