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Finding the Fourth Proportional to 365,450.46, 548,234.76 and 112,671.78

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Solution

The fourth proportional to 365,450.46, 548,234.76 and 112,671.78 is: 169,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,450.46 : 548,234.76 = 112,671.78 : x
  2. Step 2: Convert to fraction form
    365,450.46/548,234.76 = 112,671.78/x
  3. Step 3: Cross multiply
    365,450.46x = 548,234.76 × 112,671.78
  4. Step 4: Simplify right side
    365,450.46x = 61,770,586,267.07
  5. Step 5: Solve for x
    x = 61,770,586,267.07/365,450.46
  6. Step 6: Final answer
    x = 169,025.88

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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.