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Finding the Fourth Proportional to 337,716.61, 506,574.81 and 127,305.34

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Solution

The fourth proportional to 337,716.61, 506,574.81 and 127,305.34 is: 190,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,716.61 : 506,574.81 = 127,305.34 : x
  2. Step 2: Convert to fraction form
    337,716.61/506,574.81 = 127,305.34/x
  3. Step 3: Cross multiply
    337,716.61x = 506,574.81 × 127,305.34
  4. Step 4: Simplify right side
    337,716.61x = 64,489,678,422.49
  5. Step 5: Solve for x
    x = 64,489,678,422.49/337,716.61
  6. Step 6: Final answer
    x = 190,957.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.