Home / 823,052.68-1,234,697.31-254,478.10

Finding the Fourth Proportional to 823,052.68, 1,234,697.31 and 254,478.10

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Solution

The fourth proportional to 823,052.68, 1,234,697.31 and 254,478.10 is: 381,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,052.68 : 1,234,697.31 = 254,478.10 : x
  2. Step 2: Convert to fraction form
    823,052.68/1,234,697.31 = 254,478.10/x
  3. Step 3: Cross multiply
    823,052.68x = 1,234,697.31 × 254,478.10
  4. Step 4: Simplify right side
    823,052.68x = 314,203,425,523.91
  5. Step 5: Solve for x
    x = 314,203,425,523.91/823,052.68
  6. Step 6: Final answer
    x = 381,753.72

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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.