Home / 758,195.12-1,136,912.39-252,578.34

Finding the Fourth Proportional to 758,195.12, 1,136,912.39 and 252,578.34

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Solution

The fourth proportional to 758,195.12, 1,136,912.39 and 252,578.34 is: 378,740.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,195.12 : 1,136,912.39 = 252,578.34 : x
  2. Step 2: Convert to fraction form
    758,195.12/1,136,912.39 = 252,578.34/x
  3. Step 3: Cross multiply
    758,195.12x = 1,136,912.39 × 252,578.34
  4. Step 4: Simplify right side
    758,195.12x = 287,159,444,191.63
  5. Step 5: Solve for x
    x = 287,159,444,191.63/758,195.12
  6. Step 6: Final answer
    x = 378,740.82

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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.