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Finding the Fourth Proportional to 285,176.96, 427,524.84 and 179,763.52

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Solution

The fourth proportional to 285,176.96, 427,524.84 and 179,763.52 is: 269,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,176.96 : 427,524.84 = 179,763.52 : x
  2. Step 2: Convert to fraction form
    285,176.96/427,524.84 = 179,763.52/x
  3. Step 3: Cross multiply
    285,176.96x = 427,524.84 × 179,763.52
  4. Step 4: Simplify right side
    285,176.96x = 76,853,370,125.84
  5. Step 5: Solve for x
    x = 76,853,370,125.84/285,176.96
  6. Step 6: Final answer
    x = 269,493.62

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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.