Home / 550,979.28-826,788.04-231,102.72

Finding the Fourth Proportional to 550,979.28, 826,788.04 and 231,102.72

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Solution

The fourth proportional to 550,979.28, 826,788.04 and 231,102.72 is: 346,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,979.28 : 826,788.04 = 231,102.72 : x
  2. Step 2: Convert to fraction form
    550,979.28/826,788.04 = 231,102.72/x
  3. Step 3: Cross multiply
    550,979.28x = 826,788.04 × 231,102.72
  4. Step 4: Simplify right side
    550,979.28x = 191,072,964,907.47
  5. Step 5: Solve for x
    x = 191,072,964,907.47/550,979.28
  6. Step 6: Final answer
    x = 346,787.93

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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.