Home / 1,149.70-1,724.14-533.29

Finding the Fourth Proportional to 1,149.70, 1,724.14 and 533.29

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Solution

The fourth proportional to 1,149.70, 1,724.14 and 533.29 is: 799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149.70 : 1,724.14 = 533.29 : x
  2. Step 2: Convert to fraction form
    1,149.70/1,724.14 = 533.29/x
  3. Step 3: Cross multiply
    1,149.70x = 1,724.14 × 533.29
  4. Step 4: Simplify right side
    1,149.70x = 919,466.62
  5. Step 5: Solve for x
    x = 919,466.62/1,149.70
  6. Step 6: Final answer
    x = 799.74

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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.