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Finding the Fourth Proportional to 499,337.14, 748,932 and 183,720.64

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Solution

The fourth proportional to 499,337.14, 748,932 and 183,720.64 is: 275,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,337.14 : 748,932 = 183,720.64 : x
  2. Step 2: Convert to fraction form
    499,337.14/748,932 = 183,720.64/x
  3. Step 3: Cross multiply
    499,337.14x = 748,932 × 183,720.64
  4. Step 4: Simplify right side
    499,337.14x = 137,594,266,356.48
  5. Step 5: Solve for x
    x = 137,594,266,356.48/499,337.14
  6. Step 6: Final answer
    x = 275,553.84

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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.