Home / 865,729.20-1,299,249.90-566,110.20

Finding the Fourth Proportional to 865,729.20, 1,299,249.90 and 566,110.20

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Solution

The fourth proportional to 865,729.20, 1,299,249.90 and 566,110.20 is: 849,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,729.20 : 1,299,249.90 = 566,110.20 : x
  2. Step 2: Convert to fraction form
    865,729.20/1,299,249.90 = 566,110.20/x
  3. Step 3: Cross multiply
    865,729.20x = 1,299,249.90 × 566,110.20
  4. Step 4: Simplify right side
    865,729.20x = 735,518,620,738.98
  5. Step 5: Solve for x
    x = 735,518,620,738.98/865,729.20
  6. Step 6: Final answer
    x = 849,594.33

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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.