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Finding the Fourth Proportional to 479,502.30, 719,172.80 and 175,833.66

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Solution

The fourth proportional to 479,502.30, 719,172.80 and 175,833.66 is: 263,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,502.30 : 719,172.80 = 175,833.66 : x
  2. Step 2: Convert to fraction form
    479,502.30/719,172.80 = 175,833.66/x
  3. Step 3: Cross multiply
    479,502.30x = 719,172.80 × 175,833.66
  4. Step 4: Simplify right side
    479,502.30x = 126,454,785,596.45
  5. Step 5: Solve for x
    x = 126,454,785,596.45/479,502.30
  6. Step 6: Final answer
    x = 263,720.92

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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.