Home / 478,473.27-717,821.07-162,932.91

Finding the Fourth Proportional to 478,473.27, 717,821.07 and 162,932.91

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Solution

The fourth proportional to 478,473.27, 717,821.07 and 162,932.91 is: 244,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,473.27 : 717,821.07 = 162,932.91 : x
  2. Step 2: Convert to fraction form
    478,473.27/717,821.07 = 162,932.91/x
  3. Step 3: Cross multiply
    478,473.27x = 717,821.07 × 162,932.91
  4. Step 4: Simplify right side
    478,473.27x = 116,956,675,794.41
  5. Step 5: Solve for x
    x = 116,956,675,794.41/478,473.27
  6. Step 6: Final answer
    x = 244,437.22

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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.