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Finding the Fourth Proportional to 541.04, 745.44 and 488.52

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Solution

The fourth proportional to 541.04, 745.44 and 488.52 is: 673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.04 : 745.44 = 488.52 : x
  2. Step 2: Convert to fraction form
    541.04/745.44 = 488.52/x
  3. Step 3: Cross multiply
    541.04x = 745.44 × 488.52
  4. Step 4: Simplify right side
    541.04x = 364,162.35
  5. Step 5: Solve for x
    x = 364,162.35/541.04
  6. Step 6: Final answer
    x = 673.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.