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Finding the Fourth Proportional to 606,928.38, 910,436.31 and 232,951.38

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Solution

The fourth proportional to 606,928.38, 910,436.31 and 232,951.38 is: 349,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,928.38 : 910,436.31 = 232,951.38 : x
  2. Step 2: Convert to fraction form
    606,928.38/910,436.31 = 232,951.38/x
  3. Step 3: Cross multiply
    606,928.38x = 910,436.31 × 232,951.38
  4. Step 4: Simplify right side
    606,928.38x = 212,087,394,816.61
  5. Step 5: Solve for x
    x = 212,087,394,816.61/606,928.38
  6. Step 6: Final answer
    x = 349,443.86

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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.