Home / 762,762.35-1,144,328.49-230,251.56

Finding the Fourth Proportional to 762,762.35, 1,144,328.49 and 230,251.56

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Solution

The fourth proportional to 762,762.35, 1,144,328.49 and 230,251.56 is: 345,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,762.35 : 1,144,328.49 = 230,251.56 : x
  2. Step 2: Convert to fraction form
    762,762.35/1,144,328.49 = 230,251.56/x
  3. Step 3: Cross multiply
    762,762.35x = 1,144,328.49 × 230,251.56
  4. Step 4: Simplify right side
    762,762.35x = 263,483,419,974.94
  5. Step 5: Solve for x
    x = 263,483,419,974.94/762,762.35
  6. Step 6: Final answer
    x = 345,433.18

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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.