Home / 727,963.20-1,091,750.40-222,523.20

Finding the Fourth Proportional to 727,963.20, 1,091,750.40 and 222,523.20

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Solution

The fourth proportional to 727,963.20, 1,091,750.40 and 222,523.20 is: 333,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,963.20 : 1,091,750.40 = 222,523.20 : x
  2. Step 2: Convert to fraction form
    727,963.20/1,091,750.40 = 222,523.20/x
  3. Step 3: Cross multiply
    727,963.20x = 1,091,750.40 × 222,523.20
  4. Step 4: Simplify right side
    727,963.20x = 242,939,792,609.28
  5. Step 5: Solve for x
    x = 242,939,792,609.28/727,963.20
  6. Step 6: Final answer
    x = 333,725.38

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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.