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Finding the Fourth Proportional to 366, 505.08 and 335.02

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Solution

The fourth proportional to 366, 505.08 and 335.02 is: 462.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    366 : 505.08 = 335.02 : x
  2. Step 2: Convert to fraction form
    366/505.08 = 335.02/x
  3. Step 3: Cross multiply
    366x = 505.08 × 335.02
  4. Step 4: Simplify right side
    366x = 169,210.64
  5. Step 5: Solve for x
    x = 169,210.64/366
  6. Step 6: Final answer
    x = 462.32

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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.