Home / 627,508.38-865,968.24-341,028.46

Finding the Fourth Proportional to 627,508.38, 865,968.24 and 341,028.46

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Solution

The fourth proportional to 627,508.38, 865,968.24 and 341,028.46 is: 470,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,508.38 : 865,968.24 = 341,028.46 : x
  2. Step 2: Convert to fraction form
    627,508.38/865,968.24 = 341,028.46/x
  3. Step 3: Cross multiply
    627,508.38x = 865,968.24 × 341,028.46
  4. Step 4: Simplify right side
    627,508.38x = 295,319,815,296.11
  5. Step 5: Solve for x
    x = 295,319,815,296.11/627,508.38
  6. Step 6: Final answer
    x = 470,622.90

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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.