Home / 574,226.31-861,520.50-270,608.21

Finding the Fourth Proportional to 574,226.31, 861,520.50 and 270,608.21

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Solution

The fourth proportional to 574,226.31, 861,520.50 and 270,608.21 is: 405,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,226.31 : 861,520.50 = 270,608.21 : x
  2. Step 2: Convert to fraction form
    574,226.31/861,520.50 = 270,608.21/x
  3. Step 3: Cross multiply
    574,226.31x = 861,520.50 × 270,608.21
  4. Step 4: Simplify right side
    574,226.31x = 233,134,515,060.92
  5. Step 5: Solve for x
    x = 233,134,515,060.92/574,226.31
  6. Step 6: Final answer
    x = 405,997.62

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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.