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Finding the Fourth Proportional to 659,360.34, 988,781.72 and 232,805.16

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Solution

The fourth proportional to 659,360.34, 988,781.72 and 232,805.16 is: 349,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,360.34 : 988,781.72 = 232,805.16 : x
  2. Step 2: Convert to fraction form
    659,360.34/988,781.72 = 232,805.16/x
  3. Step 3: Cross multiply
    659,360.34x = 988,781.72 × 232,805.16
  4. Step 4: Simplify right side
    659,360.34x = 230,193,485,365.65
  5. Step 5: Solve for x
    x = 230,193,485,365.65/659,360.34
  6. Step 6: Final answer
    x = 349,116.37

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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.