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Finding the Fourth Proportional to 332,031.70, 498,047.55 and 82,713.70

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Solution

The fourth proportional to 332,031.70, 498,047.55 and 82,713.70 is: 124,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,031.70 : 498,047.55 = 82,713.70 : x
  2. Step 2: Convert to fraction form
    332,031.70/498,047.55 = 82,713.70/x
  3. Step 3: Cross multiply
    332,031.70x = 498,047.55 × 82,713.70
  4. Step 4: Simplify right side
    332,031.70x = 41,195,355,636.44
  5. Step 5: Solve for x
    x = 41,195,355,636.44/332,031.70
  6. Step 6: Final answer
    x = 124,070.55

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1.5x scale

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.