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Finding the Fourth Proportional to 665,787.52, 998,583 and 244,965.52

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Solution

The fourth proportional to 665,787.52, 998,583 and 244,965.52 is: 367,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,787.52 : 998,583 = 244,965.52 : x
  2. Step 2: Convert to fraction form
    665,787.52/998,583 = 244,965.52/x
  3. Step 3: Cross multiply
    665,787.52x = 998,583 × 244,965.52
  4. Step 4: Simplify right side
    665,787.52x = 244,618,403,858.16
  5. Step 5: Solve for x
    x = 244,618,403,858.16/665,787.52
  6. Step 6: Final answer
    x = 367,412.12

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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.