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Finding the Fourth Proportional to 332,670.20, 499,005.30 and 96,020.60

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Solution

The fourth proportional to 332,670.20, 499,005.30 and 96,020.60 is: 144,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,670.20 : 499,005.30 = 96,020.60 : x
  2. Step 2: Convert to fraction form
    332,670.20/499,005.30 = 96,020.60/x
  3. Step 3: Cross multiply
    332,670.20x = 499,005.30 × 96,020.60
  4. Step 4: Simplify right side
    332,670.20x = 47,914,788,309.18
  5. Step 5: Solve for x
    x = 47,914,788,309.18/332,670.20
  6. Step 6: Final answer
    x = 144,030.90

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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.