Home / 822,750.28-1,234,256.90-253,997.69

Finding the Fourth Proportional to 822,750.28, 1,234,256.90 and 253,997.69

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Solution

The fourth proportional to 822,750.28, 1,234,256.90 and 253,997.69 is: 381,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,750.28 : 1,234,256.90 = 253,997.69 : x
  2. Step 2: Convert to fraction form
    822,750.28/1,234,256.90 = 253,997.69/x
  3. Step 3: Cross multiply
    822,750.28x = 1,234,256.90 × 253,997.69
  4. Step 4: Simplify right side
    822,750.28x = 313,498,394,025.29
  5. Step 5: Solve for x
    x = 313,498,394,025.29/822,750.28
  6. Step 6: Final answer
    x = 381,037.12

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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.