Home / 497,742.30-746,613.45-123,765.30

Finding the Fourth Proportional to 497,742.30, 746,613.45 and 123,765.30

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Solution

The fourth proportional to 497,742.30, 746,613.45 and 123,765.30 is: 185,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,742.30 : 746,613.45 = 123,765.30 : x
  2. Step 2: Convert to fraction form
    497,742.30/746,613.45 = 123,765.30/x
  3. Step 3: Cross multiply
    497,742.30x = 746,613.45 × 123,765.30
  4. Step 4: Simplify right side
    497,742.30x = 92,404,837,623.29
  5. Step 5: Solve for x
    x = 92,404,837,623.29/497,742.30
  6. Step 6: Final answer
    x = 185,647.95

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Similar ratio
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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.