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Finding the Fourth Proportional to 2,300.34, 3,450.02 and 656.44

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Solution

The fourth proportional to 2,300.34, 3,450.02 and 656.44 is: 984.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.34 : 3,450.02 = 656.44 : x
  2. Step 2: Convert to fraction form
    2,300.34/3,450.02 = 656.44/x
  3. Step 3: Cross multiply
    2,300.34x = 3,450.02 × 656.44
  4. Step 4: Simplify right side
    2,300.34x = 2,264,731.13
  5. Step 5: Solve for x
    x = 2,264,731.13/2,300.34
  6. Step 6: Final answer
    x = 984.52

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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.