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Finding the Fourth Proportional to 2,264.59, 3,396.09 and 704.40

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Solution

The fourth proportional to 2,264.59, 3,396.09 and 704.40 is: 1,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.59 : 3,396.09 = 704.40 : x
  2. Step 2: Convert to fraction form
    2,264.59/3,396.09 = 704.40/x
  3. Step 3: Cross multiply
    2,264.59x = 3,396.09 × 704.40
  4. Step 4: Simplify right side
    2,264.59x = 2,392,205.80
  5. Step 5: Solve for x
    x = 2,392,205.80/2,264.59
  6. Step 6: Final answer
    x = 1,056.35

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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.