Home / 1,028.04-1,541.92-334.72

Finding the Fourth Proportional to 1,028.04, 1,541.92 and 334.72

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Solution

The fourth proportional to 1,028.04, 1,541.92 and 334.72 is: 502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028.04 : 1,541.92 = 334.72 : x
  2. Step 2: Convert to fraction form
    1,028.04/1,541.92 = 334.72/x
  3. Step 3: Cross multiply
    1,028.04x = 1,541.92 × 334.72
  4. Step 4: Simplify right side
    1,028.04x = 516,109.79
  5. Step 5: Solve for x
    x = 516,109.79/1,028.04
  6. Step 6: Final answer
    x = 502.03

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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.