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Finding the Fourth Proportional to 541.04, 746.67 and 304.98

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Solution

The fourth proportional to 541.04, 746.67 and 304.98 is: 420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.04 : 746.67 = 304.98 : x
  2. Step 2: Convert to fraction form
    541.04/746.67 = 304.98/x
  3. Step 3: Cross multiply
    541.04x = 746.67 × 304.98
  4. Step 4: Simplify right side
    541.04x = 227,719.42
  5. Step 5: Solve for x
    x = 227,719.42/541.04
  6. Step 6: Final answer
    x = 420.90

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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.