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Finding the Fourth Proportional to 1,087.35, 1,632.11 and 600.63

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Solution

The fourth proportional to 1,087.35, 1,632.11 and 600.63 is: 901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087.35 : 1,632.11 = 600.63 : x
  2. Step 2: Convert to fraction form
    1,087.35/1,632.11 = 600.63/x
  3. Step 3: Cross multiply
    1,087.35x = 1,632.11 × 600.63
  4. Step 4: Simplify right side
    1,087.35x = 980,294.23
  5. Step 5: Solve for x
    x = 980,294.23/1,087.35
  6. Step 6: Final answer
    x = 901.54

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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.