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Finding the Fourth Proportional to 609,865.34, 841,601.61 and 337,930.85

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Solution

The fourth proportional to 609,865.34, 841,601.61 and 337,930.85 is: 466,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,865.34 : 841,601.61 = 337,930.85 : x
  2. Step 2: Convert to fraction form
    609,865.34/841,601.61 = 337,930.85/x
  3. Step 3: Cross multiply
    609,865.34x = 841,601.61 × 337,930.85
  4. Step 4: Simplify right side
    609,865.34x = 284,403,149,532.67
  5. Step 5: Solve for x
    x = 284,403,149,532.67/609,865.34
  6. Step 6: Final answer
    x = 466,337.62

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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.