Home / 1,022.22-1,534.14-536.22

Finding the Fourth Proportional to 1,022.22, 1,534.14 and 536.22

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Solution

The fourth proportional to 1,022.22, 1,534.14 and 536.22 is: 804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022.22 : 1,534.14 = 536.22 : x
  2. Step 2: Convert to fraction form
    1,022.22/1,534.14 = 536.22/x
  3. Step 3: Cross multiply
    1,022.22x = 1,534.14 × 536.22
  4. Step 4: Simplify right side
    1,022.22x = 822,636.55
  5. Step 5: Solve for x
    x = 822,636.55/1,022.22
  6. Step 6: Final answer
    x = 804.75

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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.