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Finding the Fourth Proportional to 610,077.28, 841,957.02 and 338,230.44

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Solution

The fourth proportional to 610,077.28, 841,957.02 and 338,230.44 is: 466,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,077.28 : 841,957.02 = 338,230.44 : x
  2. Step 2: Convert to fraction form
    610,077.28/841,957.02 = 338,230.44/x
  3. Step 3: Cross multiply
    610,077.28x = 841,957.02 × 338,230.44
  4. Step 4: Simplify right side
    610,077.28x = 284,775,493,335.69
  5. Step 5: Solve for x
    x = 284,775,493,335.69/610,077.28
  6. Step 6: Final answer
    x = 466,785.93

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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.