Home / 788,226.46-1,079,874.17-758,706.21

Finding the Fourth Proportional to 788,226.46, 1,079,874.17 and 758,706.21

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Solution

The fourth proportional to 788,226.46, 1,079,874.17 and 758,706.21 is: 1,039,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,226.46 : 1,079,874.17 = 758,706.21 : x
  2. Step 2: Convert to fraction form
    788,226.46/1,079,874.17 = 758,706.21/x
  3. Step 3: Cross multiply
    788,226.46x = 1,079,874.17 × 758,706.21
  4. Step 4: Simplify right side
    788,226.46x = 819,307,235,004.07
  5. Step 5: Solve for x
    x = 819,307,235,004.07/788,226.46
  6. Step 6: Final answer
    x = 1,039,431.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.