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Finding the Fourth Proportional to 452.23, 623.95 and 341.44

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Solution

The fourth proportional to 452.23, 623.95 and 341.44 is: 471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.23 : 623.95 = 341.44 : x
  2. Step 2: Convert to fraction form
    452.23/623.95 = 341.44/x
  3. Step 3: Cross multiply
    452.23x = 623.95 × 341.44
  4. Step 4: Simplify right side
    452.23x = 213,041.49
  5. Step 5: Solve for x
    x = 213,041.49/452.23
  6. Step 6: Final answer
    x = 471.09

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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.