Home / 1,232.76-1,849.26-355.31

Finding the Fourth Proportional to 1,232.76, 1,849.26 and 355.31

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Solution

The fourth proportional to 1,232.76, 1,849.26 and 355.31 is: 533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.76 : 1,849.26 = 355.31 : x
  2. Step 2: Convert to fraction form
    1,232.76/1,849.26 = 355.31/x
  3. Step 3: Cross multiply
    1,232.76x = 1,849.26 × 355.31
  4. Step 4: Simplify right side
    1,232.76x = 657,060.57
  5. Step 5: Solve for x
    x = 657,060.57/1,232.76
  6. Step 6: Final answer
    x = 533.00

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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.