Home / 719,565.62-1,079,151.39-270,251.73

Finding the Fourth Proportional to 719,565.62, 1,079,151.39 and 270,251.73

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Solution

The fourth proportional to 719,565.62, 1,079,151.39 and 270,251.73 is: 405,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,565.62 : 1,079,151.39 = 270,251.73 : x
  2. Step 2: Convert to fraction form
    719,565.62/1,079,151.39 = 270,251.73/x
  3. Step 3: Cross multiply
    719,565.62x = 1,079,151.39 × 270,251.73
  4. Step 4: Simplify right side
    719,565.62x = 291,642,530,079.41
  5. Step 5: Solve for x
    x = 291,642,530,079.41/719,565.62
  6. Step 6: Final answer
    x = 405,303.59

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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.