Home / 1,193.26-1,790.40-500.09

Finding the Fourth Proportional to 1,193.26, 1,790.40 and 500.09

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Solution

The fourth proportional to 1,193.26, 1,790.40 and 500.09 is: 750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193.26 : 1,790.40 = 500.09 : x
  2. Step 2: Convert to fraction form
    1,193.26/1,790.40 = 500.09/x
  3. Step 3: Cross multiply
    1,193.26x = 1,790.40 × 500.09
  4. Step 4: Simplify right side
    1,193.26x = 895,361.14
  5. Step 5: Solve for x
    x = 895,361.14/1,193.26
  6. Step 6: Final answer
    x = 750.35

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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.