Home / 668,599.18-1,002,887.83-269,229.89

Finding the Fourth Proportional to 668,599.18, 1,002,887.83 and 269,229.89

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Solution

The fourth proportional to 668,599.18, 1,002,887.83 and 269,229.89 is: 403,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,599.18 : 1,002,887.83 = 269,229.89 : x
  2. Step 2: Convert to fraction form
    668,599.18/1,002,887.83 = 269,229.89/x
  3. Step 3: Cross multiply
    668,599.18x = 1,002,887.83 × 269,229.89
  4. Step 4: Simplify right side
    668,599.18x = 270,007,382,997.00
  5. Step 5: Solve for x
    x = 270,007,382,997.00/668,599.18
  6. Step 6: Final answer
    x = 403,840.44

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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.