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Finding the Fourth Proportional to 334.16, 497.63 and 325.65

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Solution

The fourth proportional to 334.16, 497.63 and 325.65 is: 484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.16 : 497.63 = 325.65 : x
  2. Step 2: Convert to fraction form
    334.16/497.63 = 325.65/x
  3. Step 3: Cross multiply
    334.16x = 497.63 × 325.65
  4. Step 4: Simplify right side
    334.16x = 162,051.58
  5. Step 5: Solve for x
    x = 162,051.58/334.16
  6. Step 6: Final answer
    x = 484.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.