Home / 757,900.26-1,135,863.14-308,095.70

Finding the Fourth Proportional to 757,900.26, 1,135,863.14 and 308,095.70

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Solution

The fourth proportional to 757,900.26, 1,135,863.14 and 308,095.70 is: 461,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,900.26 : 1,135,863.14 = 308,095.70 : x
  2. Step 2: Convert to fraction form
    757,900.26/1,135,863.14 = 308,095.70/x
  3. Step 3: Cross multiply
    757,900.26x = 1,135,863.14 × 308,095.70
  4. Step 4: Simplify right side
    757,900.26x = 349,954,542,002.70
  5. Step 5: Solve for x
    x = 349,954,542,002.70/757,900.26
  6. Step 6: Final answer
    x = 461,742.21

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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.