Home / 999,747.96-1,498,956.72-550,680.31

Finding the Fourth Proportional to 999,747.96, 1,498,956.72 and 550,680.31

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Solution

The fourth proportional to 999,747.96, 1,498,956.72 and 550,680.31 is: 825,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,747.96 : 1,498,956.72 = 550,680.31 : x
  2. Step 2: Convert to fraction form
    999,747.96/1,498,956.72 = 550,680.31/x
  3. Step 3: Cross multiply
    999,747.96x = 1,498,956.72 × 550,680.31
  4. Step 4: Simplify right side
    999,747.96x = 825,445,951,246.18
  5. Step 5: Solve for x
    x = 825,445,951,246.18/999,747.96
  6. Step 6: Final answer
    x = 825,654.05

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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.