Home / 1,028.00-1,541.70-297.59

Finding the Fourth Proportional to 1,028.00, 1,541.70 and 297.59

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Solution

The fourth proportional to 1,028.00, 1,541.70 and 297.59 is: 446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028.00 : 1,541.70 = 297.59 : x
  2. Step 2: Convert to fraction form
    1,028.00/1,541.70 = 297.59/x
  3. Step 3: Cross multiply
    1,028.00x = 1,541.70 × 297.59
  4. Step 4: Simplify right side
    1,028.00x = 458,786.79
  5. Step 5: Solve for x
    x = 458,786.79/1,028.00
  6. Step 6: Final answer
    x = 446.29

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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.