Home / 1,177.51-1,766.52-344.59

Finding the Fourth Proportional to 1,177.51, 1,766.52 and 344.59

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Solution

The fourth proportional to 1,177.51, 1,766.52 and 344.59 is: 516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.51 : 1,766.52 = 344.59 : x
  2. Step 2: Convert to fraction form
    1,177.51/1,766.52 = 344.59/x
  3. Step 3: Cross multiply
    1,177.51x = 1,766.52 × 344.59
  4. Step 4: Simplify right side
    1,177.51x = 608,725.13
  5. Step 5: Solve for x
    x = 608,725.13/1,177.51
  6. Step 6: Final answer
    x = 516.96

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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.