Home / 394,826.20-591,753.30-268,466.20

Finding the Fourth Proportional to 394,826.20, 591,753.30 and 268,466.20

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Solution

The fourth proportional to 394,826.20, 591,753.30 and 268,466.20 is: 402,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,826.20 : 591,753.30 = 268,466.20 : x
  2. Step 2: Convert to fraction form
    394,826.20/591,753.30 = 268,466.20/x
  3. Step 3: Cross multiply
    394,826.20x = 591,753.30 × 268,466.20
  4. Step 4: Simplify right side
    394,826.20x = 158,865,759,788.46
  5. Step 5: Solve for x
    x = 158,865,759,788.46/394,826.20
  6. Step 6: Final answer
    x = 402,368.84

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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.