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Finding the Fourth Proportional to 501,122.69, 751,326.92 and 234,737.89

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Solution

The fourth proportional to 501,122.69, 751,326.92 and 234,737.89 is: 351,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,122.69 : 751,326.92 = 234,737.89 : x
  2. Step 2: Convert to fraction form
    501,122.69/751,326.92 = 234,737.89/x
  3. Step 3: Cross multiply
    501,122.69x = 751,326.92 × 234,737.89
  4. Step 4: Simplify right side
    501,122.69x = 176,364,895,901.00
  5. Step 5: Solve for x
    x = 176,364,895,901.00/501,122.69
  6. Step 6: Final answer
    x = 351,939.55

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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.