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Finding the Fourth Proportional to 467,162.68, 644,619.90 and 263,179.48

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Solution

The fourth proportional to 467,162.68, 644,619.90 and 263,179.48 is: 363,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,162.68 : 644,619.90 = 263,179.48 : x
  2. Step 2: Convert to fraction form
    467,162.68/644,619.90 = 263,179.48/x
  3. Step 3: Cross multiply
    467,162.68x = 644,619.90 × 263,179.48
  4. Step 4: Simplify right side
    467,162.68x = 169,650,730,079.65
  5. Step 5: Solve for x
    x = 169,650,730,079.65/467,162.68
  6. Step 6: Final answer
    x = 363,151.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.