Home / 222,281.32-306,891.30-198,366.92

Finding the Fourth Proportional to 222,281.32, 306,891.30 and 198,366.92

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Solution

The fourth proportional to 222,281.32, 306,891.30 and 198,366.92 is: 273,874.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,281.32 : 306,891.30 = 198,366.92 : x
  2. Step 2: Convert to fraction form
    222,281.32/306,891.30 = 198,366.92/x
  3. Step 3: Cross multiply
    222,281.32x = 306,891.30 × 198,366.92
  4. Step 4: Simplify right side
    222,281.32x = 60,877,081,955.80
  5. Step 5: Solve for x
    x = 60,877,081,955.80/222,281.32
  6. Step 6: Final answer
    x = 273,874.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.