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Finding the Fourth Proportional to 337.32, 506.64 and 322.92

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Solution

The fourth proportional to 337.32, 506.64 and 322.92 is: 485.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.32 : 506.64 = 322.92 : x
  2. Step 2: Convert to fraction form
    337.32/506.64 = 322.92/x
  3. Step 3: Cross multiply
    337.32x = 506.64 × 322.92
  4. Step 4: Simplify right side
    337.32x = 163,604.19
  5. Step 5: Solve for x
    x = 163,604.19/337.32
  6. Step 6: Final answer
    x = 485.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.