Home / 666,941.25-1,000,571.04-217,662.97

Finding the Fourth Proportional to 666,941.25, 1,000,571.04 and 217,662.97

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Solution

The fourth proportional to 666,941.25, 1,000,571.04 and 217,662.97 is: 326,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,941.25 : 1,000,571.04 = 217,662.97 : x
  2. Step 2: Convert to fraction form
    666,941.25/1,000,571.04 = 217,662.97/x
  3. Step 3: Cross multiply
    666,941.25x = 1,000,571.04 × 217,662.97
  4. Step 4: Simplify right side
    666,941.25x = 217,787,264,262.39
  5. Step 5: Solve for x
    x = 217,787,264,262.39/666,941.25
  6. Step 6: Final answer
    x = 326,546.40

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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.