Home / 834,753.05-1,251,714.94-266,060.15

Finding the Fourth Proportional to 834,753.05, 1,251,714.94 and 266,060.15

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Solution

The fourth proportional to 834,753.05, 1,251,714.94 and 266,060.15 is: 398,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,753.05 : 1,251,714.94 = 266,060.15 : x
  2. Step 2: Convert to fraction form
    834,753.05/1,251,714.94 = 266,060.15/x
  3. Step 3: Cross multiply
    834,753.05x = 1,251,714.94 × 266,060.15
  4. Step 4: Simplify right side
    834,753.05x = 333,031,464,693.64
  5. Step 5: Solve for x
    x = 333,031,464,693.64/834,753.05
  6. Step 6: Final answer
    x = 398,958.07

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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.