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Finding the Fourth Proportional to 1,024.89, 1,534.61 and 536.92

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Solution

The fourth proportional to 1,024.89, 1,534.61 and 536.92 is: 803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.89 : 1,534.61 = 536.92 : x
  2. Step 2: Convert to fraction form
    1,024.89/1,534.61 = 536.92/x
  3. Step 3: Cross multiply
    1,024.89x = 1,534.61 × 536.92
  4. Step 4: Simplify right side
    1,024.89x = 823,960.12
  5. Step 5: Solve for x
    x = 823,960.12/1,024.89
  6. Step 6: Final answer
    x = 803.95

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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.