Home / 828,773.66-1,243,037.42-229,672.36

Finding the Fourth Proportional to 828,773.66, 1,243,037.42 and 229,672.36

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Solution

The fourth proportional to 828,773.66, 1,243,037.42 and 229,672.36 is: 344,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,773.66 : 1,243,037.42 = 229,672.36 : x
  2. Step 2: Convert to fraction form
    828,773.66/1,243,037.42 = 229,672.36/x
  3. Step 3: Cross multiply
    828,773.66x = 1,243,037.42 × 229,672.36
  4. Step 4: Simplify right side
    828,773.66x = 285,491,337,819.71
  5. Step 5: Solve for x
    x = 285,491,337,819.71/828,773.66
  6. Step 6: Final answer
    x = 344,474.43

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Double scale
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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.