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Finding the Fourth Proportional to 332,948.59, 499,427.49 and 108,310.20

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Solution

The fourth proportional to 332,948.59, 499,427.49 and 108,310.20 is: 162,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,948.59 : 499,427.49 = 108,310.20 : x
  2. Step 2: Convert to fraction form
    332,948.59/499,427.49 = 108,310.20/x
  3. Step 3: Cross multiply
    332,948.59x = 499,427.49 × 108,310.20
  4. Step 4: Simplify right side
    332,948.59x = 54,093,091,327.40
  5. Step 5: Solve for x
    x = 54,093,091,327.40/332,948.59
  6. Step 6: Final answer
    x = 162,466.80

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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.