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Finding the Fourth Proportional to 332,876.28, 499,335.44 and 140,714.88

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Solution

The fourth proportional to 332,876.28, 499,335.44 and 140,714.88 is: 211,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,876.28 : 499,335.44 = 140,714.88 : x
  2. Step 2: Convert to fraction form
    332,876.28/499,335.44 = 140,714.88/x
  3. Step 3: Cross multiply
    332,876.28x = 499,335.44 × 140,714.88
  4. Step 4: Simplify right side
    332,876.28x = 70,263,926,519.35
  5. Step 5: Solve for x
    x = 70,263,926,519.35/332,876.28
  6. Step 6: Final answer
    x = 211,081.21

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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.