Home / 425,059.41-586,741.10-281,867.61

Finding the Fourth Proportional to 425,059.41, 586,741.10 and 281,867.61

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Solution

The fourth proportional to 425,059.41, 586,741.10 and 281,867.61 is: 389,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,059.41 : 586,741.10 = 281,867.61 : x
  2. Step 2: Convert to fraction form
    425,059.41/586,741.10 = 281,867.61/x
  3. Step 3: Cross multiply
    425,059.41x = 586,741.10 × 281,867.61
  4. Step 4: Simplify right side
    425,059.41x = 165,383,310,136.43
  5. Step 5: Solve for x
    x = 165,383,310,136.43/425,059.41
  6. Step 6: Final answer
    x = 389,082.81

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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.