Home / 834,484.82-1,251,883.05-379,108.02

Finding the Fourth Proportional to 834,484.82, 1,251,883.05 and 379,108.02

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Solution

The fourth proportional to 834,484.82, 1,251,883.05 and 379,108.02 is: 568,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,484.82 : 1,251,883.05 = 379,108.02 : x
  2. Step 2: Convert to fraction form
    834,484.82/1,251,883.05 = 379,108.02/x
  3. Step 3: Cross multiply
    834,484.82x = 1,251,883.05 × 379,108.02
  4. Step 4: Simplify right side
    834,484.82x = 474,598,904,357.06
  5. Step 5: Solve for x
    x = 474,598,904,357.06/834,484.82
  6. Step 6: Final answer
    x = 568,732.82

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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.