Home / 823,052.66-1,234,697.27-254,478.11

Finding the Fourth Proportional to 823,052.66, 1,234,697.27 and 254,478.11

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Solution

The fourth proportional to 823,052.66, 1,234,697.27 and 254,478.11 is: 381,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,052.66 : 1,234,697.27 = 254,478.11 : x
  2. Step 2: Convert to fraction form
    823,052.66/1,234,697.27 = 254,478.11/x
  3. Step 3: Cross multiply
    823,052.66x = 1,234,697.27 × 254,478.11
  4. Step 4: Simplify right side
    823,052.66x = 314,203,420,245.88
  5. Step 5: Solve for x
    x = 314,203,420,245.88/823,052.66
  6. Step 6: Final answer
    x = 381,753.73

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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.