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Finding the Fourth Proportional to 482,666.34, 724,042.07 and 179,064.02

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Solution

The fourth proportional to 482,666.34, 724,042.07 and 179,064.02 is: 268,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,666.34 : 724,042.07 = 179,064.02 : x
  2. Step 2: Convert to fraction form
    482,666.34/724,042.07 = 179,064.02/x
  3. Step 3: Cross multiply
    482,666.34x = 724,042.07 × 179,064.02
  4. Step 4: Simplify right side
    482,666.34x = 129,649,879,187.79
  5. Step 5: Solve for x
    x = 129,649,879,187.79/482,666.34
  6. Step 6: Final answer
    x = 268,611.81

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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.