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Finding the Fourth Proportional to 611,488.25, 917,593.23 and 232,727.87

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Solution

The fourth proportional to 611,488.25, 917,593.23 and 232,727.87 is: 349,229.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,488.25 : 917,593.23 = 232,727.87 : x
  2. Step 2: Convert to fraction form
    611,488.25/917,593.23 = 232,727.87/x
  3. Step 3: Cross multiply
    611,488.25x = 917,593.23 × 232,727.87
  4. Step 4: Simplify right side
    611,488.25x = 213,549,517,944.32
  5. Step 5: Solve for x
    x = 213,549,517,944.32/611,488.25
  6. Step 6: Final answer
    x = 349,229.14

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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.