Home / 834,533.69-1,251,956.12-379,156.82

Finding the Fourth Proportional to 834,533.69, 1,251,956.12 and 379,156.82

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Solution

The fourth proportional to 834,533.69, 1,251,956.12 and 379,156.82 is: 568,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,533.69 : 1,251,956.12 = 379,156.82 : x
  2. Step 2: Convert to fraction form
    834,533.69/1,251,956.12 = 379,156.82/x
  3. Step 3: Cross multiply
    834,533.69x = 1,251,956.12 × 379,156.82
  4. Step 4: Simplify right side
    834,533.69x = 474,687,693,083.17
  5. Step 5: Solve for x
    x = 474,687,693,083.17/834,533.69
  6. Step 6: Final answer
    x = 568,805.91

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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.