Home / 498,933.39-748,873.24-308,818.68

Finding the Fourth Proportional to 498,933.39, 748,873.24 and 308,818.68

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Solution

The fourth proportional to 498,933.39, 748,873.24 and 308,818.68 is: 463,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,933.39 : 748,873.24 = 308,818.68 : x
  2. Step 2: Convert to fraction form
    498,933.39/748,873.24 = 308,818.68/x
  3. Step 3: Cross multiply
    498,933.39x = 748,873.24 × 308,818.68
  4. Step 4: Simplify right side
    498,933.39x = 231,266,044,692.08
  5. Step 5: Solve for x
    x = 231,266,044,692.08/498,933.39
  6. Step 6: Final answer
    x = 463,520.88

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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.