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Finding the Fourth Proportional to 1,349.25, 2,024.01 and 483.90

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Solution

The fourth proportional to 1,349.25, 2,024.01 and 483.90 is: 725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.25 : 2,024.01 = 483.90 : x
  2. Step 2: Convert to fraction form
    1,349.25/2,024.01 = 483.90/x
  3. Step 3: Cross multiply
    1,349.25x = 2,024.01 × 483.90
  4. Step 4: Simplify right side
    1,349.25x = 979,418.44
  5. Step 5: Solve for x
    x = 979,418.44/1,349.25
  6. Step 6: Final answer
    x = 725.90

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1.5x scale

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.