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Finding the Fourth Proportional to 527,233.80, 790,850.70 and 347,872.46

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Solution

The fourth proportional to 527,233.80, 790,850.70 and 347,872.46 is: 521,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,233.80 : 790,850.70 = 347,872.46 : x
  2. Step 2: Convert to fraction form
    527,233.80/790,850.70 = 347,872.46/x
  3. Step 3: Cross multiply
    527,233.80x = 790,850.70 × 347,872.46
  4. Step 4: Simplify right side
    527,233.80x = 275,115,180,478.85
  5. Step 5: Solve for x
    x = 275,115,180,478.85/527,233.80
  6. Step 6: Final answer
    x = 521,808.69

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Similar ratio
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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.