Home / 332,279.76-498,498.36-132,611.28

Finding the Fourth Proportional to 332,279.76, 498,498.36 and 132,611.28

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Solution

The fourth proportional to 332,279.76, 498,498.36 and 132,611.28 is: 198,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,279.76 : 498,498.36 = 132,611.28 : x
  2. Step 2: Convert to fraction form
    332,279.76/498,498.36 = 132,611.28/x
  3. Step 3: Cross multiply
    332,279.76x = 498,498.36 × 132,611.28
  4. Step 4: Simplify right side
    332,279.76x = 66,106,505,597.50
  5. Step 5: Solve for x
    x = 66,106,505,597.50/332,279.76
  6. Step 6: Final answer
    x = 198,948.34

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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.