Home / 1,117.30-1,675.97-295.69

Finding the Fourth Proportional to 1,117.30, 1,675.97 and 295.69

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Solution

The fourth proportional to 1,117.30, 1,675.97 and 295.69 is: 443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117.30 : 1,675.97 = 295.69 : x
  2. Step 2: Convert to fraction form
    1,117.30/1,675.97 = 295.69/x
  3. Step 3: Cross multiply
    1,117.30x = 1,675.97 × 295.69
  4. Step 4: Simplify right side
    1,117.30x = 495,567.57
  5. Step 5: Solve for x
    x = 495,567.57/1,117.30
  6. Step 6: Final answer
    x = 443.54

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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.