Home / 682,154.18-1,023,940.97-502,442.52

Finding the Fourth Proportional to 682,154.18, 1,023,940.97 and 502,442.52

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Solution

The fourth proportional to 682,154.18, 1,023,940.97 and 502,442.52 is: 754,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,154.18 : 1,023,940.97 = 502,442.52 : x
  2. Step 2: Convert to fraction form
    682,154.18/1,023,940.97 = 502,442.52/x
  3. Step 3: Cross multiply
    682,154.18x = 1,023,940.97 × 502,442.52
  4. Step 4: Simplify right side
    682,154.18x = 514,471,476,830.21
  5. Step 5: Solve for x
    x = 514,471,476,830.21/682,154.18
  6. Step 6: Final answer
    x = 754,186.51

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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.