Home / 757,722.87-1,135,680.46-352,367.89

Finding the Fourth Proportional to 757,722.87, 1,135,680.46 and 352,367.89

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Solution

The fourth proportional to 757,722.87, 1,135,680.46 and 352,367.89 is: 528,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,722.87 : 1,135,680.46 = 352,367.89 : x
  2. Step 2: Convert to fraction form
    757,722.87/1,135,680.46 = 352,367.89/x
  3. Step 3: Cross multiply
    757,722.87x = 1,135,680.46 × 352,367.89
  4. Step 4: Simplify right side
    757,722.87x = 400,177,327,404.43
  5. Step 5: Solve for x
    x = 400,177,327,404.43/757,722.87
  6. Step 6: Final answer
    x = 528,131.52

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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.