Home / 727,833.09-1,091,946.19-222,380.28

Finding the Fourth Proportional to 727,833.09, 1,091,946.19 and 222,380.28

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Solution

The fourth proportional to 727,833.09, 1,091,946.19 and 222,380.28 is: 333,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,833.09 : 1,091,946.19 = 222,380.28 : x
  2. Step 2: Convert to fraction form
    727,833.09/1,091,946.19 = 222,380.28/x
  3. Step 3: Cross multiply
    727,833.09x = 1,091,946.19 × 222,380.28
  4. Step 4: Simplify right side
    727,833.09x = 242,827,298,921.18
  5. Step 5: Solve for x
    x = 242,827,298,921.18/727,833.09
  6. Step 6: Final answer
    x = 333,630.48

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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.