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Finding the Fourth Proportional to 1,522.89, 2,284.32 and 496.89

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Solution

The fourth proportional to 1,522.89, 2,284.32 and 496.89 is: 745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.89 : 2,284.32 = 496.89 : x
  2. Step 2: Convert to fraction form
    1,522.89/2,284.32 = 496.89/x
  3. Step 3: Cross multiply
    1,522.89x = 2,284.32 × 496.89
  4. Step 4: Simplify right side
    1,522.89x = 1,135,055.76
  5. Step 5: Solve for x
    x = 1,135,055.76/1,522.89
  6. Step 6: Final answer
    x = 745.33

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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.