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Finding the Fourth Proportional to 609,910.73, 841,681.79 and 337,983.17

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Solution

The fourth proportional to 609,910.73, 841,681.79 and 337,983.17 is: 466,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,910.73 : 841,681.79 = 337,983.17 : x
  2. Step 2: Convert to fraction form
    609,910.73/841,681.79 = 337,983.17/x
  3. Step 3: Cross multiply
    609,910.73x = 841,681.79 × 337,983.17
  4. Step 4: Simplify right side
    609,910.73x = 284,474,276,152.02
  5. Step 5: Solve for x
    x = 284,474,276,152.02/609,910.73
  6. Step 6: Final answer
    x = 466,419.53

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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.