Home / 332,114.80-498,172.20-219,921.70

Finding the Fourth Proportional to 332,114.80, 498,172.20 and 219,921.70

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Solution

The fourth proportional to 332,114.80, 498,172.20 and 219,921.70 is: 329,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,114.80 : 498,172.20 = 219,921.70 : x
  2. Step 2: Convert to fraction form
    332,114.80/498,172.20 = 219,921.70/x
  3. Step 3: Cross multiply
    332,114.80x = 498,172.20 × 219,921.70
  4. Step 4: Simplify right side
    332,114.80x = 109,558,877,116.74
  5. Step 5: Solve for x
    x = 109,558,877,116.74/332,114.80
  6. Step 6: Final answer
    x = 329,882.55

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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.