Home / 998,624.06-1,377,713.90-635,983.01

Finding the Fourth Proportional to 998,624.06, 1,377,713.90 and 635,983.01

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Solution

The fourth proportional to 998,624.06, 1,377,713.90 and 635,983.01 is: 877,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,624.06 : 1,377,713.90 = 635,983.01 : x
  2. Step 2: Convert to fraction form
    998,624.06/1,377,713.90 = 635,983.01/x
  3. Step 3: Cross multiply
    998,624.06x = 1,377,713.90 × 635,983.01
  4. Step 4: Simplify right side
    998,624.06x = 876,202,622,972.36
  5. Step 5: Solve for x
    x = 876,202,622,972.36/998,624.06
  6. Step 6: Final answer
    x = 877,409.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.