Home / 268,912.66-402,834.39-246,867.70

Finding the Fourth Proportional to 268,912.66, 402,834.39 and 246,867.70

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Solution

The fourth proportional to 268,912.66, 402,834.39 and 246,867.70 is: 369,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,912.66 : 402,834.39 = 246,867.70 : x
  2. Step 2: Convert to fraction form
    268,912.66/402,834.39 = 246,867.70/x
  3. Step 3: Cross multiply
    268,912.66x = 402,834.39 × 246,867.70
  4. Step 4: Simplify right side
    268,912.66x = 99,446,799,340.20
  5. Step 5: Solve for x
    x = 99,446,799,340.20/268,912.66
  6. Step 6: Final answer
    x = 369,810.78

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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.