Home / 727,276.32-1,090,977.52-221,951.04

Finding the Fourth Proportional to 727,276.32, 1,090,977.52 and 221,951.04

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Solution

The fourth proportional to 727,276.32, 1,090,977.52 and 221,951.04 is: 332,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,276.32 : 1,090,977.52 = 221,951.04 : x
  2. Step 2: Convert to fraction form
    727,276.32/1,090,977.52 = 221,951.04/x
  3. Step 3: Cross multiply
    727,276.32x = 1,090,977.52 × 221,951.04
  4. Step 4: Simplify right side
    727,276.32x = 242,143,595,180.62
  5. Step 5: Solve for x
    x = 242,143,595,180.62/727,276.32
  6. Step 6: Final answer
    x = 332,945.80

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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.