Home / 727,806.49-1,091,875.92-222,439.39

Finding the Fourth Proportional to 727,806.49, 1,091,875.92 and 222,439.39

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Solution

The fourth proportional to 727,806.49, 1,091,875.92 and 222,439.39 is: 333,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,806.49 : 1,091,875.92 = 222,439.39 : x
  2. Step 2: Convert to fraction form
    727,806.49/1,091,875.92 = 222,439.39/x
  3. Step 3: Cross multiply
    727,806.49x = 1,091,875.92 × 222,439.39
  4. Step 4: Simplify right side
    727,806.49x = 242,876,213,600.49
  5. Step 5: Solve for x
    x = 242,876,213,600.49/727,806.49
  6. Step 6: Final answer
    x = 333,709.88

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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.