Home / 1,027.65-1,541.70-369.56

Finding the Fourth Proportional to 1,027.65, 1,541.70 and 369.56

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Solution

The fourth proportional to 1,027.65, 1,541.70 and 369.56 is: 554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.65 : 1,541.70 = 369.56 : x
  2. Step 2: Convert to fraction form
    1,027.65/1,541.70 = 369.56/x
  3. Step 3: Cross multiply
    1,027.65x = 1,541.70 × 369.56
  4. Step 4: Simplify right side
    1,027.65x = 569,754.51
  5. Step 5: Solve for x
    x = 569,754.51/1,027.65
  6. Step 6: Final answer
    x = 554.42

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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.