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Finding the Fourth Proportional to 486,994.25, 730,491.38 and 132,008.27

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Solution

The fourth proportional to 486,994.25, 730,491.38 and 132,008.27 is: 198,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,994.25 : 730,491.38 = 132,008.27 : x
  2. Step 2: Convert to fraction form
    486,994.25/730,491.38 = 132,008.27/x
  3. Step 3: Cross multiply
    486,994.25x = 730,491.38 × 132,008.27
  4. Step 4: Simplify right side
    486,994.25x = 96,430,902,663.67
  5. Step 5: Solve for x
    x = 96,430,902,663.67/486,994.25
  6. Step 6: Final answer
    x = 198,012.41

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Similar ratio
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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.