Home / 988,523.48-1,482,494.56-419,900.06

Finding the Fourth Proportional to 988,523.48, 1,482,494.56 and 419,900.06

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Solution

The fourth proportional to 988,523.48, 1,482,494.56 and 419,900.06 is: 629,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,523.48 : 1,482,494.56 = 419,900.06 : x
  2. Step 2: Convert to fraction form
    988,523.48/1,482,494.56 = 419,900.06/x
  3. Step 3: Cross multiply
    988,523.48x = 1,482,494.56 × 419,900.06
  4. Step 4: Simplify right side
    988,523.48x = 622,499,557,350.16
  5. Step 5: Solve for x
    x = 622,499,557,350.16/988,523.48
  6. Step 6: Final answer
    x = 629,726.63

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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.