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Finding the Fourth Proportional to 1,104.66, 1,524.35 and 607.32

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Solution

The fourth proportional to 1,104.66, 1,524.35 and 607.32 is: 838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.66 : 1,524.35 = 607.32 : x
  2. Step 2: Convert to fraction form
    1,104.66/1,524.35 = 607.32/x
  3. Step 3: Cross multiply
    1,104.66x = 1,524.35 × 607.32
  4. Step 4: Simplify right side
    1,104.66x = 925,769.76
  5. Step 5: Solve for x
    x = 925,769.76/1,104.66
  6. Step 6: Final answer
    x = 838.06

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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.