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Finding the Fourth Proportional to 247,240.80, 370,861.20 and 167,524.65

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Solution

The fourth proportional to 247,240.80, 370,861.20 and 167,524.65 is: 251,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,240.80 : 370,861.20 = 167,524.65 : x
  2. Step 2: Convert to fraction form
    247,240.80/370,861.20 = 167,524.65/x
  3. Step 3: Cross multiply
    247,240.80x = 370,861.20 × 167,524.65
  4. Step 4: Simplify right side
    247,240.80x = 62,128,392,728.58
  5. Step 5: Solve for x
    x = 62,128,392,728.58/247,240.80
  6. Step 6: Final answer
    x = 251,286.98

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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.