Home / 1,116.26-1,673.77-500.56

Finding the Fourth Proportional to 1,116.26, 1,673.77 and 500.56

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Solution

The fourth proportional to 1,116.26, 1,673.77 and 500.56 is: 750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116.26 : 1,673.77 = 500.56 : x
  2. Step 2: Convert to fraction form
    1,116.26/1,673.77 = 500.56/x
  3. Step 3: Cross multiply
    1,116.26x = 1,673.77 × 500.56
  4. Step 4: Simplify right side
    1,116.26x = 837,811.44
  5. Step 5: Solve for x
    x = 837,811.44/1,116.26
  6. Step 6: Final answer
    x = 750.55

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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.