Home / 844,780.26-1,267,156.80-205,089.15

Finding the Fourth Proportional to 844,780.26, 1,267,156.80 and 205,089.15

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Solution

The fourth proportional to 844,780.26, 1,267,156.80 and 205,089.15 is: 307,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,780.26 : 1,267,156.80 = 205,089.15 : x
  2. Step 2: Convert to fraction form
    844,780.26/1,267,156.80 = 205,089.15/x
  3. Step 3: Cross multiply
    844,780.26x = 1,267,156.80 × 205,089.15
  4. Step 4: Simplify right side
    844,780.26x = 259,880,111,028.72
  5. Step 5: Solve for x
    x = 259,880,111,028.72/844,780.26
  6. Step 6: Final answer
    x = 307,630.43

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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.