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Finding the Fourth Proportional to 527,144.70, 790,794.30 and 167,195.46

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Solution

The fourth proportional to 527,144.70, 790,794.30 and 167,195.46 is: 250,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,144.70 : 790,794.30 = 167,195.46 : x
  2. Step 2: Convert to fraction form
    527,144.70/790,794.30 = 167,195.46/x
  3. Step 3: Cross multiply
    527,144.70x = 790,794.30 × 167,195.46
  4. Step 4: Simplify right side
    527,144.70x = 132,217,216,753.88
  5. Step 5: Solve for x
    x = 132,217,216,753.88/527,144.70
  6. Step 6: Final answer
    x = 250,817.69

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Double scale
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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.