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Finding the Fourth Proportional to 532,416.28, 798,626.47 and 133,057.47

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Solution

The fourth proportional to 532,416.28, 798,626.47 and 133,057.47 is: 199,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,416.28 : 798,626.47 = 133,057.47 : x
  2. Step 2: Convert to fraction form
    532,416.28/798,626.47 = 133,057.47/x
  3. Step 3: Cross multiply
    532,416.28x = 798,626.47 × 133,057.47
  4. Step 4: Simplify right side
    532,416.28x = 106,263,217,573.23
  5. Step 5: Solve for x
    x = 106,263,217,573.23/532,416.28
  6. Step 6: Final answer
    x = 199,586.72

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Similar ratio
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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.