Home / 823,148.73-1,135,722.33-565,104.60

Finding the Fourth Proportional to 823,148.73, 1,135,722.33 and 565,104.60

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Solution

The fourth proportional to 823,148.73, 1,135,722.33 and 565,104.60 is: 779,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,148.73 : 1,135,722.33 = 565,104.60 : x
  2. Step 2: Convert to fraction form
    823,148.73/1,135,722.33 = 565,104.60/x
  3. Step 3: Cross multiply
    823,148.73x = 1,135,722.33 × 565,104.60
  4. Step 4: Simplify right side
    823,148.73x = 641,801,913,005.72
  5. Step 5: Solve for x
    x = 641,801,913,005.72/823,148.73
  6. Step 6: Final answer
    x = 779,691.31

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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.