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Finding the Fourth Proportional to 496,266.30, 744,399.45 and 452,720.70

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Solution

The fourth proportional to 496,266.30, 744,399.45 and 452,720.70 is: 679,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,266.30 : 744,399.45 = 452,720.70 : x
  2. Step 2: Convert to fraction form
    496,266.30/744,399.45 = 452,720.70/x
  3. Step 3: Cross multiply
    496,266.30x = 744,399.45 × 452,720.70
  4. Step 4: Simplify right side
    496,266.30x = 337,005,040,083.62
  5. Step 5: Solve for x
    x = 337,005,040,083.62/496,266.30
  6. Step 6: Final answer
    x = 679,081.05

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Similar ratio
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1.5x scale

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.