Home / 1,118.24-1,677.17-296.60

Finding the Fourth Proportional to 1,118.24, 1,677.17 and 296.60

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Solution

The fourth proportional to 1,118.24, 1,677.17 and 296.60 is: 444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118.24 : 1,677.17 = 296.60 : x
  2. Step 2: Convert to fraction form
    1,118.24/1,677.17 = 296.60/x
  3. Step 3: Cross multiply
    1,118.24x = 1,677.17 × 296.60
  4. Step 4: Simplify right side
    1,118.24x = 497,440.98
  5. Step 5: Solve for x
    x = 497,440.98/1,118.24
  6. Step 6: Final answer
    x = 444.84

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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.