Home / 783,706.97-1,175,575.04-222,756.05

Finding the Fourth Proportional to 783,706.97, 1,175,575.04 and 222,756.05

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Solution

The fourth proportional to 783,706.97, 1,175,575.04 and 222,756.05 is: 334,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,706.97 : 1,175,575.04 = 222,756.05 : x
  2. Step 2: Convert to fraction form
    783,706.97/1,175,575.04 = 222,756.05/x
  3. Step 3: Cross multiply
    783,706.97x = 1,175,575.04 × 222,756.05
  4. Step 4: Simplify right side
    783,706.97x = 261,866,454,214.15
  5. Step 5: Solve for x
    x = 261,866,454,214.15/783,706.97
  6. Step 6: Final answer
    x = 334,138.22

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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.