Home / 1,454.33-2,180.79-529.25

Finding the Fourth Proportional to 1,454.33, 2,180.79 and 529.25

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Solution

The fourth proportional to 1,454.33, 2,180.79 and 529.25 is: 793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.33 : 2,180.79 = 529.25 : x
  2. Step 2: Convert to fraction form
    1,454.33/2,180.79 = 529.25/x
  3. Step 3: Cross multiply
    1,454.33x = 2,180.79 × 529.25
  4. Step 4: Simplify right side
    1,454.33x = 1,154,172.20
  5. Step 5: Solve for x
    x = 1,154,172.20/1,454.33
  6. Step 6: Final answer
    x = 793.61

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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.