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Finding the Fourth Proportional to 322,948.69, 484,456.07 and 123,437.01

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Solution

The fourth proportional to 322,948.69, 484,456.07 and 123,437.01 is: 185,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,948.69 : 484,456.07 = 123,437.01 : x
  2. Step 2: Convert to fraction form
    322,948.69/484,456.07 = 123,437.01/x
  3. Step 3: Cross multiply
    322,948.69x = 484,456.07 × 123,437.01
  4. Step 4: Simplify right side
    322,948.69x = 59,799,808,757.15
  5. Step 5: Solve for x
    x = 59,799,808,757.15/322,948.69
  6. Step 6: Final answer
    x = 185,168.14

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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.