Home / 988,516.46-1,482,484.02-419,893.04

Finding the Fourth Proportional to 988,516.46, 1,482,484.02 and 419,893.04

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Solution

The fourth proportional to 988,516.46, 1,482,484.02 and 419,893.04 is: 629,716.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,516.46 : 1,482,484.02 = 419,893.04 : x
  2. Step 2: Convert to fraction form
    988,516.46/1,482,484.02 = 419,893.04/x
  3. Step 3: Cross multiply
    988,516.46x = 1,482,484.02 × 419,893.04
  4. Step 4: Simplify right side
    988,516.46x = 622,484,722,233.24
  5. Step 5: Solve for x
    x = 622,484,722,233.24/988,516.46
  6. Step 6: Final answer
    x = 629,716.09

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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.