Home / 669,093.20-1,002,862.20-269,536.40

Finding the Fourth Proportional to 669,093.20, 1,002,862.20 and 269,536.40

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Solution

The fourth proportional to 669,093.20, 1,002,862.20 and 269,536.40 is: 403,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,093.20 : 1,002,862.20 = 269,536.40 : x
  2. Step 2: Convert to fraction form
    669,093.20/1,002,862.20 = 269,536.40/x
  3. Step 3: Cross multiply
    669,093.20x = 1,002,862.20 × 269,536.40
  4. Step 4: Simplify right side
    669,093.20x = 270,307,867,084.08
  5. Step 5: Solve for x
    x = 270,307,867,084.08/669,093.20
  6. Step 6: Final answer
    x = 403,991.35

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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.