Home / 727,470.98-1,091,369.28-222,076.88

Finding the Fourth Proportional to 727,470.98, 1,091,369.28 and 222,076.88

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Solution

The fourth proportional to 727,470.98, 1,091,369.28 and 222,076.88 is: 333,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,470.98 : 1,091,369.28 = 222,076.88 : x
  2. Step 2: Convert to fraction form
    727,470.98/1,091,369.28 = 222,076.88/x
  3. Step 3: Cross multiply
    727,470.98x = 1,091,369.28 × 222,076.88
  4. Step 4: Simplify right side
    727,470.98x = 242,367,884,630.25
  5. Step 5: Solve for x
    x = 242,367,884,630.25/727,470.98
  6. Step 6: Final answer
    x = 333,165.02

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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.