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Finding the Fourth Proportional to 737.51, 1,106.73 and 304.56

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Solution

The fourth proportional to 737.51, 1,106.73 and 304.56 is: 457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.51 : 1,106.73 = 304.56 : x
  2. Step 2: Convert to fraction form
    737.51/1,106.73 = 304.56/x
  3. Step 3: Cross multiply
    737.51x = 1,106.73 × 304.56
  4. Step 4: Simplify right side
    737.51x = 337,065.69
  5. Step 5: Solve for x
    x = 337,065.69/737.51
  6. Step 6: Final answer
    x = 457.04

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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.