Home / 709,690.22-1,064,550.28-254,311.13

Finding the Fourth Proportional to 709,690.22, 1,064,550.28 and 254,311.13

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Solution

The fourth proportional to 709,690.22, 1,064,550.28 and 254,311.13 is: 381,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,690.22 : 1,064,550.28 = 254,311.13 : x
  2. Step 2: Convert to fraction form
    709,690.22/1,064,550.28 = 254,311.13/x
  3. Step 3: Cross multiply
    709,690.22x = 1,064,550.28 × 254,311.13
  4. Step 4: Simplify right side
    709,690.22x = 270,726,981,162.95
  5. Step 5: Solve for x
    x = 270,726,981,162.95/709,690.22
  6. Step 6: Final answer
    x = 381,472.04

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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.