Home / 971,951.26-1,341,293.31-542,231.39

Finding the Fourth Proportional to 971,951.26, 1,341,293.31 and 542,231.39

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Solution

The fourth proportional to 971,951.26, 1,341,293.31 and 542,231.39 is: 748,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,951.26 : 1,341,293.31 = 542,231.39 : x
  2. Step 2: Convert to fraction form
    971,951.26/1,341,293.31 = 542,231.39/x
  3. Step 3: Cross multiply
    971,951.26x = 1,341,293.31 × 542,231.39
  4. Step 4: Simplify right side
    971,951.26x = 727,291,335,879.00
  5. Step 5: Solve for x
    x = 727,291,335,879.00/971,951.26
  6. Step 6: Final answer
    x = 748,279.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.