Home / 1,154.46-1,731.61-496.33

Finding the Fourth Proportional to 1,154.46, 1,731.61 and 496.33

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Solution

The fourth proportional to 1,154.46, 1,731.61 and 496.33 is: 744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154.46 : 1,731.61 = 496.33 : x
  2. Step 2: Convert to fraction form
    1,154.46/1,731.61 = 496.33/x
  3. Step 3: Cross multiply
    1,154.46x = 1,731.61 × 496.33
  4. Step 4: Simplify right side
    1,154.46x = 859,449.99
  5. Step 5: Solve for x
    x = 859,449.99/1,154.46
  6. Step 6: Final answer
    x = 744.46

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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.