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Finding the Fourth Proportional to 332,755.68, 499,366.80 and 192,321.12

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Solution

The fourth proportional to 332,755.68, 499,366.80 and 192,321.12 is: 288,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,755.68 : 499,366.80 = 192,321.12 : x
  2. Step 2: Convert to fraction form
    332,755.68/499,366.80 = 192,321.12/x
  3. Step 3: Cross multiply
    332,755.68x = 499,366.80 × 192,321.12
  4. Step 4: Simplify right side
    332,755.68x = 96,038,782,266.82
  5. Step 5: Solve for x
    x = 96,038,782,266.82/332,755.68
  6. Step 6: Final answer
    x = 288,616.51

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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.