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Finding the Fourth Proportional to 737.06, 1,105.58 and 371.34

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Solution

The fourth proportional to 737.06, 1,105.58 and 371.34 is: 557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.06 : 1,105.58 = 371.34 : x
  2. Step 2: Convert to fraction form
    737.06/1,105.58 = 371.34/x
  3. Step 3: Cross multiply
    737.06x = 1,105.58 × 371.34
  4. Step 4: Simplify right side
    737.06x = 410,547.01
  5. Step 5: Solve for x
    x = 410,547.01/737.06
  6. Step 6: Final answer
    x = 557.01

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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.