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Finding the Fourth Proportional to 1,104.96, 1,524.83 and 632.94

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Solution

The fourth proportional to 1,104.96, 1,524.83 and 632.94 is: 873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.96 : 1,524.83 = 632.94 : x
  2. Step 2: Convert to fraction form
    1,104.96/1,524.83 = 632.94/x
  3. Step 3: Cross multiply
    1,104.96x = 1,524.83 × 632.94
  4. Step 4: Simplify right side
    1,104.96x = 965,122.74
  5. Step 5: Solve for x
    x = 965,122.74/1,104.96
  6. Step 6: Final answer
    x = 873.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.