Home / 1,450.18-2,175.35-410.27

Finding the Fourth Proportional to 1,450.18, 2,175.35 and 410.27

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Solution

The fourth proportional to 1,450.18, 2,175.35 and 410.27 is: 615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.18 : 2,175.35 = 410.27 : x
  2. Step 2: Convert to fraction form
    1,450.18/2,175.35 = 410.27/x
  3. Step 3: Cross multiply
    1,450.18x = 2,175.35 × 410.27
  4. Step 4: Simplify right side
    1,450.18x = 892,467.92
  5. Step 5: Solve for x
    x = 892,467.92/1,450.18
  6. Step 6: Final answer
    x = 615.42

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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.