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Finding the Fourth Proportional to 567,502.12, 851,378.46 and 168,174.76

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Solution

The fourth proportional to 567,502.12, 851,378.46 and 168,174.76 is: 252,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,502.12 : 851,378.46 = 168,174.76 : x
  2. Step 2: Convert to fraction form
    567,502.12/851,378.46 = 168,174.76/x
  3. Step 3: Cross multiply
    567,502.12x = 851,378.46 × 168,174.76
  4. Step 4: Simplify right side
    567,502.12x = 143,180,368,179.67
  5. Step 5: Solve for x
    x = 143,180,368,179.67/567,502.12
  6. Step 6: Final answer
    x = 252,299.27

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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.