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Finding the Fourth Proportional to 609,648.39, 841,305.69 and 337,715.46

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Solution

The fourth proportional to 609,648.39, 841,305.69 and 337,715.46 is: 466,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,648.39 : 841,305.69 = 337,715.46 : x
  2. Step 2: Convert to fraction form
    609,648.39/841,305.69 = 337,715.46/x
  3. Step 3: Cross multiply
    609,648.39x = 841,305.69 × 337,715.46
  4. Step 4: Simplify right side
    609,648.39x = 284,121,938,098.97
  5. Step 5: Solve for x
    x = 284,121,938,098.97/609,648.39
  6. Step 6: Final answer
    x = 466,042.30

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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.