Home / 727,277.32-1,090,979.02-221,952.04

Finding the Fourth Proportional to 727,277.32, 1,090,979.02 and 221,952.04

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Solution

The fourth proportional to 727,277.32, 1,090,979.02 and 221,952.04 is: 332,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,277.32 : 1,090,979.02 = 221,952.04 : x
  2. Step 2: Convert to fraction form
    727,277.32/1,090,979.02 = 221,952.04/x
  3. Step 3: Cross multiply
    727,277.32x = 1,090,979.02 × 221,952.04
  4. Step 4: Simplify right side
    727,277.32x = 242,145,019,086.20
  5. Step 5: Solve for x
    x = 242,145,019,086.20/727,277.32
  6. Step 6: Final answer
    x = 332,947.30

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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.