Home / 1,224.87-1,837.17-359.27

Finding the Fourth Proportional to 1,224.87, 1,837.17 and 359.27

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Solution

The fourth proportional to 1,224.87, 1,837.17 and 359.27 is: 538.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.87 : 1,837.17 = 359.27 : x
  2. Step 2: Convert to fraction form
    1,224.87/1,837.17 = 359.27/x
  3. Step 3: Cross multiply
    1,224.87x = 1,837.17 × 359.27
  4. Step 4: Simplify right side
    1,224.87x = 660,038.27
  5. Step 5: Solve for x
    x = 660,038.27/1,224.87
  6. Step 6: Final answer
    x = 538.86

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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.