Home / 1,027.70-1,541.80-297.26

Finding the Fourth Proportional to 1,027.70, 1,541.80 and 297.26

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Solution

The fourth proportional to 1,027.70, 1,541.80 and 297.26 is: 445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.70 : 1,541.80 = 297.26 : x
  2. Step 2: Convert to fraction form
    1,027.70/1,541.80 = 297.26/x
  3. Step 3: Cross multiply
    1,027.70x = 1,541.80 × 297.26
  4. Step 4: Simplify right side
    1,027.70x = 458,315.47
  5. Step 5: Solve for x
    x = 458,315.47/1,027.70
  6. Step 6: Final answer
    x = 445.96

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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.