Home / 762,760.85-1,144,326.24-230,250.06

Finding the Fourth Proportional to 762,760.85, 1,144,326.24 and 230,250.06

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Solution

The fourth proportional to 762,760.85, 1,144,326.24 and 230,250.06 is: 345,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,760.85 : 1,144,326.24 = 230,250.06 : x
  2. Step 2: Convert to fraction form
    762,760.85/1,144,326.24 = 230,250.06/x
  3. Step 3: Cross multiply
    762,760.85x = 1,144,326.24 × 230,250.06
  4. Step 4: Simplify right side
    762,760.85x = 263,481,185,419.57
  5. Step 5: Solve for x
    x = 263,481,185,419.57/762,760.85
  6. Step 6: Final answer
    x = 345,430.93

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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.