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Finding the Fourth Proportional to 576,770.70, 863,114.85 and 502,704.30

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Solution

The fourth proportional to 576,770.70, 863,114.85 and 502,704.30 is: 752,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,770.70 : 863,114.85 = 502,704.30 : x
  2. Step 2: Convert to fraction form
    576,770.70/863,114.85 = 502,704.30/x
  3. Step 3: Cross multiply
    576,770.70x = 863,114.85 × 502,704.30
  4. Step 4: Simplify right side
    576,770.70x = 433,891,546,488.86
  5. Step 5: Solve for x
    x = 433,891,546,488.86/576,770.70
  6. Step 6: Final answer
    x = 752,277.37

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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.