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Finding the Fourth Proportional to 1,562.42, 2,344.11 and 536.50

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Solution

The fourth proportional to 1,562.42, 2,344.11 and 536.50 is: 804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.42 : 2,344.11 = 536.50 : x
  2. Step 2: Convert to fraction form
    1,562.42/2,344.11 = 536.50/x
  3. Step 3: Cross multiply
    1,562.42x = 2,344.11 × 536.50
  4. Step 4: Simplify right side
    1,562.42x = 1,257,615.02
  5. Step 5: Solve for x
    x = 1,257,615.02/1,562.42
  6. Step 6: Final answer
    x = 804.91

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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.