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Finding the Fourth Proportional to 479,429.92, 718,958 and 179,747.04

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Solution

The fourth proportional to 479,429.92, 718,958 and 179,747.04 is: 269,550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,429.92 : 718,958 = 179,747.04 : x
  2. Step 2: Convert to fraction form
    479,429.92/718,958 = 179,747.04/x
  3. Step 3: Cross multiply
    479,429.92x = 718,958 × 179,747.04
  4. Step 4: Simplify right side
    479,429.92x = 129,230,572,384.32
  5. Step 5: Solve for x
    x = 129,230,572,384.32/479,429.92
  6. Step 6: Final answer
    x = 269,550.50

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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.