Home / 425,561.24-587,278.49-234,581.47

Finding the Fourth Proportional to 425,561.24, 587,278.49 and 234,581.47

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Solution

The fourth proportional to 425,561.24, 587,278.49 and 234,581.47 is: 323,724.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,561.24 : 587,278.49 = 234,581.47 : x
  2. Step 2: Convert to fraction form
    425,561.24/587,278.49 = 234,581.47/x
  3. Step 3: Cross multiply
    425,561.24x = 587,278.49 × 234,581.47
  4. Step 4: Simplify right side
    425,561.24x = 137,764,648,842.48
  5. Step 5: Solve for x
    x = 137,764,648,842.48/425,561.24
  6. Step 6: Final answer
    x = 323,724.61

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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.