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Finding the Fourth Proportional to 1,522.56, 2,284.10 and 700.81

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Solution

The fourth proportional to 1,522.56, 2,284.10 and 700.81 is: 1,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.56 : 2,284.10 = 700.81 : x
  2. Step 2: Convert to fraction form
    1,522.56/2,284.10 = 700.81/x
  3. Step 3: Cross multiply
    1,522.56x = 2,284.10 × 700.81
  4. Step 4: Simplify right side
    1,522.56x = 1,600,720.12
  5. Step 5: Solve for x
    x = 1,600,720.12/1,522.56
  6. Step 6: Final answer
    x = 1,051.33

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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.