Home / 271,911.18-375,282.38-226,517.27

Finding the Fourth Proportional to 271,911.18, 375,282.38 and 226,517.27

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Solution

The fourth proportional to 271,911.18, 375,282.38 and 226,517.27 is: 312,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,911.18 : 375,282.38 = 226,517.27 : x
  2. Step 2: Convert to fraction form
    271,911.18/375,282.38 = 226,517.27/x
  3. Step 3: Cross multiply
    271,911.18x = 375,282.38 × 226,517.27
  4. Step 4: Simplify right side
    271,911.18x = 85,007,937,187.70
  5. Step 5: Solve for x
    x = 85,007,937,187.70/271,911.18
  6. Step 6: Final answer
    x = 312,631.27

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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.