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Finding the Fourth Proportional to 609,635.52, 841,296.88 and 337,721

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Solution

The fourth proportional to 609,635.52, 841,296.88 and 337,721 is: 466,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,635.52 : 841,296.88 = 337,721 : x
  2. Step 2: Convert to fraction form
    609,635.52/841,296.88 = 337,721/x
  3. Step 3: Cross multiply
    609,635.52x = 841,296.88 × 337,721
  4. Step 4: Simplify right side
    609,635.52x = 284,123,623,610.48
  5. Step 5: Solve for x
    x = 284,123,623,610.48/609,635.52
  6. Step 6: Final answer
    x = 466,054.90

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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.