Home / 284,822.66-427,263.24-107,478.92

Finding the Fourth Proportional to 284,822.66, 427,263.24 and 107,478.92

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Solution

The fourth proportional to 284,822.66, 427,263.24 and 107,478.92 is: 161,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,822.66 : 427,263.24 = 107,478.92 : x
  2. Step 2: Convert to fraction form
    284,822.66/427,263.24 = 107,478.92/x
  3. Step 3: Cross multiply
    284,822.66x = 427,263.24 × 107,478.92
  4. Step 4: Simplify right side
    284,822.66x = 45,921,791,590.90
  5. Step 5: Solve for x
    x = 45,921,791,590.90/284,822.66
  6. Step 6: Final answer
    x = 161,229.42

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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.