Home / 1,034.51-1,551.87-304.20

Finding the Fourth Proportional to 1,034.51, 1,551.87 and 304.20

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Solution

The fourth proportional to 1,034.51, 1,551.87 and 304.20 is: 456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.51 : 1,551.87 = 304.20 : x
  2. Step 2: Convert to fraction form
    1,034.51/1,551.87 = 304.20/x
  3. Step 3: Cross multiply
    1,034.51x = 1,551.87 × 304.20
  4. Step 4: Simplify right side
    1,034.51x = 472,078.85
  5. Step 5: Solve for x
    x = 472,078.85/1,034.51
  6. Step 6: Final answer
    x = 456.33

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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.