Home / 657,250.17-907,047.24-370,665.69

Finding the Fourth Proportional to 657,250.17, 907,047.24 and 370,665.69

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Solution

The fourth proportional to 657,250.17, 907,047.24 and 370,665.69 is: 511,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,250.17 : 907,047.24 = 370,665.69 : x
  2. Step 2: Convert to fraction form
    657,250.17/907,047.24 = 370,665.69/x
  3. Step 3: Cross multiply
    657,250.17x = 907,047.24 × 370,665.69
  4. Step 4: Simplify right side
    657,250.17x = 336,211,291,077.20
  5. Step 5: Solve for x
    x = 336,211,291,077.20/657,250.17
  6. Step 6: Final answer
    x = 511,542.34

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Double scale
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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.