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Finding the Fourth Proportional to 733.44, 1,098.93 and 603.84

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Solution

The fourth proportional to 733.44, 1,098.93 and 603.84 is: 904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.44 : 1,098.93 = 603.84 : x
  2. Step 2: Convert to fraction form
    733.44/1,098.93 = 603.84/x
  3. Step 3: Cross multiply
    733.44x = 1,098.93 × 603.84
  4. Step 4: Simplify right side
    733.44x = 663,577.89
  5. Step 5: Solve for x
    x = 663,577.89/733.44
  6. Step 6: Final answer
    x = 904.75

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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.