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Finding the Fourth Proportional to 541.15, 746.61 and 373.10

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Solution

The fourth proportional to 541.15, 746.61 and 373.10 is: 514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.15 : 746.61 = 373.10 : x
  2. Step 2: Convert to fraction form
    541.15/746.61 = 373.10/x
  3. Step 3: Cross multiply
    541.15x = 746.61 × 373.10
  4. Step 4: Simplify right side
    541.15x = 278,560.19
  5. Step 5: Solve for x
    x = 278,560.19/541.15
  6. Step 6: Final answer
    x = 514.76

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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.