Home / 216,286.24-296,307.20-208,200.04

Finding the Fourth Proportional to 216,286.24, 296,307.20 and 208,200.04

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Solution

The fourth proportional to 216,286.24, 296,307.20 and 208,200.04 is: 285,229.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,286.24 : 296,307.20 = 208,200.04 : x
  2. Step 2: Convert to fraction form
    216,286.24/296,307.20 = 208,200.04/x
  3. Step 3: Cross multiply
    216,286.24x = 296,307.20 × 208,200.04
  4. Step 4: Simplify right side
    216,286.24x = 61,691,170,892.29
  5. Step 5: Solve for x
    x = 61,691,170,892.29/216,286.24
  6. Step 6: Final answer
    x = 285,229.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.