Home / 425,922.40-587,961.84-275,092.96

Finding the Fourth Proportional to 425,922.40, 587,961.84 and 275,092.96

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Solution

The fourth proportional to 425,922.40, 587,961.84 and 275,092.96 is: 379,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,922.40 : 587,961.84 = 275,092.96 : x
  2. Step 2: Convert to fraction form
    425,922.40/587,961.84 = 275,092.96/x
  3. Step 3: Cross multiply
    425,922.40x = 587,961.84 × 275,092.96
  4. Step 4: Simplify right side
    425,922.40x = 161,744,162,932.65
  5. Step 5: Solve for x
    x = 161,744,162,932.65/425,922.40
  6. Step 6: Final answer
    x = 379,750.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.