Home / 894,753.76-1,234,811.28-512,844.16

Finding the Fourth Proportional to 894,753.76, 1,234,811.28 and 512,844.16

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Solution

The fourth proportional to 894,753.76, 1,234,811.28 and 512,844.16 is: 707,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,753.76 : 1,234,811.28 = 512,844.16 : x
  2. Step 2: Convert to fraction form
    894,753.76/1,234,811.28 = 512,844.16/x
  3. Step 3: Cross multiply
    894,753.76x = 1,234,811.28 × 512,844.16
  4. Step 4: Simplify right side
    894,753.76x = 633,265,753,650.13
  5. Step 5: Solve for x
    x = 633,265,753,650.13/894,753.76
  6. Step 6: Final answer
    x = 707,754.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.