Home / 263,253.12-362,959.68-219,708.12

Finding the Fourth Proportional to 263,253.12, 362,959.68 and 219,708.12

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Solution

The fourth proportional to 263,253.12, 362,959.68 and 219,708.12 is: 302,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,253.12 : 362,959.68 = 219,708.12 : x
  2. Step 2: Convert to fraction form
    263,253.12/362,959.68 = 219,708.12/x
  3. Step 3: Cross multiply
    263,253.12x = 362,959.68 × 219,708.12
  4. Step 4: Simplify right side
    263,253.12x = 79,745,188,928.60
  5. Step 5: Solve for x
    x = 79,745,188,928.60/263,253.12
  6. Step 6: Final answer
    x = 302,922.10

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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.