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Finding the Fourth Proportional to 2,243.58, 3,365.46 and 704.58

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Solution

The fourth proportional to 2,243.58, 3,365.46 and 704.58 is: 1,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.58 : 3,365.46 = 704.58 : x
  2. Step 2: Convert to fraction form
    2,243.58/3,365.46 = 704.58/x
  3. Step 3: Cross multiply
    2,243.58x = 3,365.46 × 704.58
  4. Step 4: Simplify right side
    2,243.58x = 2,371,235.81
  5. Step 5: Solve for x
    x = 2,371,235.81/2,243.58
  6. Step 6: Final answer
    x = 1,056.90

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1.5x scale

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.