Home / 222,695.10-334,042.65-198,200.70

Finding the Fourth Proportional to 222,695.10, 334,042.65 and 198,200.70

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Solution

The fourth proportional to 222,695.10, 334,042.65 and 198,200.70 is: 297,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,695.10 : 334,042.65 = 198,200.70 : x
  2. Step 2: Convert to fraction form
    222,695.10/334,042.65 = 198,200.70/x
  3. Step 3: Cross multiply
    222,695.10x = 334,042.65 × 198,200.70
  4. Step 4: Simplify right side
    222,695.10x = 66,207,487,059.86
  5. Step 5: Solve for x
    x = 66,207,487,059.86/222,695.10
  6. Step 6: Final answer
    x = 297,301.05

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1.5x scale

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.