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Finding the Fourth Proportional to 340.69, 467.15 and 332.49

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Solution

The fourth proportional to 340.69, 467.15 and 332.49 is: 455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.69 : 467.15 = 332.49 : x
  2. Step 2: Convert to fraction form
    340.69/467.15 = 332.49/x
  3. Step 3: Cross multiply
    340.69x = 467.15 × 332.49
  4. Step 4: Simplify right side
    340.69x = 155,322.70
  5. Step 5: Solve for x
    x = 155,322.70/340.69
  6. Step 6: Final answer
    x = 455.91

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.