Home / 567,789.42-851,861.78-168,432.28

Finding the Fourth Proportional to 567,789.42, 851,861.78 and 168,432.28

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Solution

The fourth proportional to 567,789.42, 851,861.78 and 168,432.28 is: 252,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,789.42 : 851,861.78 = 168,432.28 : x
  2. Step 2: Convert to fraction form
    567,789.42/851,861.78 = 168,432.28/x
  3. Step 3: Cross multiply
    567,789.42x = 851,861.78 × 168,432.28
  4. Step 4: Simplify right side
    567,789.42x = 143,481,021,850.26
  5. Step 5: Solve for x
    x = 143,481,021,850.26/567,789.42
  6. Step 6: Final answer
    x = 252,701.12

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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.