Home / 1,118.04-1,677.08-296.31

Finding the Fourth Proportional to 1,118.04, 1,677.08 and 296.31

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Solution

The fourth proportional to 1,118.04, 1,677.08 and 296.31 is: 444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118.04 : 1,677.08 = 296.31 : x
  2. Step 2: Convert to fraction form
    1,118.04/1,677.08 = 296.31/x
  3. Step 3: Cross multiply
    1,118.04x = 1,677.08 × 296.31
  4. Step 4: Simplify right side
    1,118.04x = 496,934.09
  5. Step 5: Solve for x
    x = 496,934.09/1,118.04
  6. Step 6: Final answer
    x = 444.47

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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.