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Finding the Fourth Proportional to 332,929.20, 499,458.60 and 96,279.60

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Solution

The fourth proportional to 332,929.20, 499,458.60 and 96,279.60 is: 144,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,929.20 : 499,458.60 = 96,279.60 : x
  2. Step 2: Convert to fraction form
    332,929.20/499,458.60 = 96,279.60/x
  3. Step 3: Cross multiply
    332,929.20x = 499,458.60 × 96,279.60
  4. Step 4: Simplify right side
    332,929.20x = 48,087,674,224.56
  5. Step 5: Solve for x
    x = 48,087,674,224.56/332,929.20
  6. Step 6: Final answer
    x = 144,438.14

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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.