Home / 765,760.26-1,148,553.31-204,838.50

Finding the Fourth Proportional to 765,760.26, 1,148,553.31 and 204,838.50

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Solution

The fourth proportional to 765,760.26, 1,148,553.31 and 204,838.50 is: 307,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,760.26 : 1,148,553.31 = 204,838.50 : x
  2. Step 2: Convert to fraction form
    765,760.26/1,148,553.31 = 204,838.50/x
  3. Step 3: Cross multiply
    765,760.26x = 1,148,553.31 × 204,838.50
  4. Step 4: Simplify right side
    765,760.26x = 235,267,937,190.44
  5. Step 5: Solve for x
    x = 235,267,937,190.44/765,760.26
  6. Step 6: Final answer
    x = 307,234.46

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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.