Home / 1,036.23-1,554.30-266.73

Finding the Fourth Proportional to 1,036.23, 1,554.30 and 266.73

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Solution

The fourth proportional to 1,036.23, 1,554.30 and 266.73 is: 400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.23 : 1,554.30 = 266.73 : x
  2. Step 2: Convert to fraction form
    1,036.23/1,554.30 = 266.73/x
  3. Step 3: Cross multiply
    1,036.23x = 1,554.30 × 266.73
  4. Step 4: Simplify right side
    1,036.23x = 414,578.44
  5. Step 5: Solve for x
    x = 414,578.44/1,036.23
  6. Step 6: Final answer
    x = 400.08

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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.