Home / 828,983.76-1,243,475.56-229,944.95

Finding the Fourth Proportional to 828,983.76, 1,243,475.56 and 229,944.95

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Solution

The fourth proportional to 828,983.76, 1,243,475.56 and 229,944.95 is: 344,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,983.76 : 1,243,475.56 = 229,944.95 : x
  2. Step 2: Convert to fraction form
    828,983.76/1,243,475.56 = 229,944.95/x
  3. Step 3: Cross multiply
    828,983.76x = 1,243,475.56 × 229,944.95
  4. Step 4: Simplify right side
    828,983.76x = 285,930,925,470.42
  5. Step 5: Solve for x
    x = 285,930,925,470.42/828,983.76
  6. Step 6: Final answer
    x = 344,917.40

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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.