Home / 669,097.20-1,003,354.20-269,605.20

Finding the Fourth Proportional to 669,097.20, 1,003,354.20 and 269,605.20

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Solution

The fourth proportional to 669,097.20, 1,003,354.20 and 269,605.20 is: 404,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,097.20 : 1,003,354.20 = 269,605.20 : x
  2. Step 2: Convert to fraction form
    669,097.20/1,003,354.20 = 269,605.20/x
  3. Step 3: Cross multiply
    669,097.20x = 1,003,354.20 × 269,605.20
  4. Step 4: Simplify right side
    669,097.20x = 270,509,509,761.84
  5. Step 5: Solve for x
    x = 270,509,509,761.84/669,097.20
  6. Step 6: Final answer
    x = 404,290.30

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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.