Home / 834,391.62-1,251,635.85-322,059.60

Finding the Fourth Proportional to 834,391.62, 1,251,635.85 and 322,059.60

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Solution

The fourth proportional to 834,391.62, 1,251,635.85 and 322,059.60 is: 483,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,391.62 : 1,251,635.85 = 322,059.60 : x
  2. Step 2: Convert to fraction form
    834,391.62/1,251,635.85 = 322,059.60/x
  3. Step 3: Cross multiply
    834,391.62x = 1,251,635.85 × 322,059.60
  4. Step 4: Simplify right side
    834,391.62x = 403,101,341,196.66
  5. Step 5: Solve for x
    x = 403,101,341,196.66/834,391.62
  6. Step 6: Final answer
    x = 483,108.09

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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.