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Finding the Fourth Proportional to 1,604.68, 2,405.16 and 737.17

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Solution

The fourth proportional to 1,604.68, 2,405.16 and 737.17 is: 1,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.68 : 2,405.16 = 737.17 : x
  2. Step 2: Convert to fraction form
    1,604.68/2,405.16 = 737.17/x
  3. Step 3: Cross multiply
    1,604.68x = 2,405.16 × 737.17
  4. Step 4: Simplify right side
    1,604.68x = 1,773,005.78
  5. Step 5: Solve for x
    x = 1,773,005.78/1,604.68
  6. Step 6: Final answer
    x = 1,104.90

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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.