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Finding the Fourth Proportional to 1,175.26, 1,762.58 and 444.44

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Solution

The fourth proportional to 1,175.26, 1,762.58 and 444.44 is: 666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175.26 : 1,762.58 = 444.44 : x
  2. Step 2: Convert to fraction form
    1,175.26/1,762.58 = 444.44/x
  3. Step 3: Cross multiply
    1,175.26x = 1,762.58 × 444.44
  4. Step 4: Simplify right side
    1,175.26x = 783,361.06
  5. Step 5: Solve for x
    x = 783,361.06/1,175.26
  6. Step 6: Final answer
    x = 666.54

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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.