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Finding the Fourth Proportional to 496,351.11, 744,244.19 and 338,770.47

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Solution

The fourth proportional to 496,351.11, 744,244.19 and 338,770.47 is: 507,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,351.11 : 744,244.19 = 338,770.47 : x
  2. Step 2: Convert to fraction form
    496,351.11/744,244.19 = 338,770.47/x
  3. Step 3: Cross multiply
    496,351.11x = 744,244.19 × 338,770.47
  4. Step 4: Simplify right side
    496,351.11x = 252,127,952,347.22
  5. Step 5: Solve for x
    x = 252,127,952,347.22/496,351.11
  6. Step 6: Final answer
    x = 507,962.91

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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.