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Finding the Fourth Proportional to 360,591.52, 497,601.12 and 197,245.36

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Solution

The fourth proportional to 360,591.52, 497,601.12 and 197,245.36 is: 272,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,591.52 : 497,601.12 = 197,245.36 : x
  2. Step 2: Convert to fraction form
    360,591.52/497,601.12 = 197,245.36/x
  3. Step 3: Cross multiply
    360,591.52x = 497,601.12 × 197,245.36
  4. Step 4: Simplify right side
    360,591.52x = 98,149,512,050.80
  5. Step 5: Solve for x
    x = 98,149,512,050.80/360,591.52
  6. Step 6: Final answer
    x = 272,190.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.