Home / 927,418.64-1,286,385.49-902,836.76

Finding the Fourth Proportional to 927,418.64, 1,286,385.49 and 902,836.76

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Solution

The fourth proportional to 927,418.64, 1,286,385.49 and 902,836.76 is: 1,252,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,418.64 : 1,286,385.49 = 902,836.76 : x
  2. Step 2: Convert to fraction form
    927,418.64/1,286,385.49 = 902,836.76/x
  3. Step 3: Cross multiply
    927,418.64x = 1,286,385.49 × 902,836.76
  4. Step 4: Simplify right side
    927,418.64x = 1,161,396,099,213.59
  5. Step 5: Solve for x
    x = 1,161,396,099,213.59/927,418.64
  6. Step 6: Final answer
    x = 1,252,288.94

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.