Home / 668,242.97-1,002,862.64-268,887.14

Finding the Fourth Proportional to 668,242.97, 1,002,862.64 and 268,887.14

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Solution

The fourth proportional to 668,242.97, 1,002,862.64 and 268,887.14 is: 403,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,242.97 : 1,002,862.64 = 268,887.14 : x
  2. Step 2: Convert to fraction form
    668,242.97/1,002,862.64 = 268,887.14/x
  3. Step 3: Cross multiply
    668,242.97x = 1,002,862.64 × 268,887.14
  4. Step 4: Simplify right side
    668,242.97x = 269,656,862,740.35
  5. Step 5: Solve for x
    x = 269,656,862,740.35/668,242.97
  6. Step 6: Final answer
    x = 403,531.17

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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.