Home / 1,227.13-1,841.10-496.31

Finding the Fourth Proportional to 1,227.13, 1,841.10 and 496.31

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Solution

The fourth proportional to 1,227.13, 1,841.10 and 496.31 is: 744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227.13 : 1,841.10 = 496.31 : x
  2. Step 2: Convert to fraction form
    1,227.13/1,841.10 = 496.31/x
  3. Step 3: Cross multiply
    1,227.13x = 1,841.10 × 496.31
  4. Step 4: Simplify right side
    1,227.13x = 913,756.34
  5. Step 5: Solve for x
    x = 913,756.34/1,227.13
  6. Step 6: Final answer
    x = 744.63

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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.