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Finding the Fourth Proportional to 451,361.92, 676,867.86 and 240,885.04

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Solution

The fourth proportional to 451,361.92, 676,867.86 and 240,885.04 is: 361,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,361.92 : 676,867.86 = 240,885.04 : x
  2. Step 2: Convert to fraction form
    451,361.92/676,867.86 = 240,885.04/x
  3. Step 3: Cross multiply
    451,361.92x = 676,867.86 × 240,885.04
  4. Step 4: Simplify right side
    451,361.92x = 163,047,341,530.81
  5. Step 5: Solve for x
    x = 163,047,341,530.81/451,361.92
  6. Step 6: Final answer
    x = 361,234.15

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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.