Home / 1,032.25-1,548.47-262.75

Finding the Fourth Proportional to 1,032.25, 1,548.47 and 262.75

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Solution

The fourth proportional to 1,032.25, 1,548.47 and 262.75 is: 394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.25 : 1,548.47 = 262.75 : x
  2. Step 2: Convert to fraction form
    1,032.25/1,548.47 = 262.75/x
  3. Step 3: Cross multiply
    1,032.25x = 1,548.47 × 262.75
  4. Step 4: Simplify right side
    1,032.25x = 406,859.18
  5. Step 5: Solve for x
    x = 406,859.18/1,032.25
  6. Step 6: Final answer
    x = 394.15

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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.