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Finding the Fourth Proportional to 453.63, 626.01 and 246.63

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Solution

The fourth proportional to 453.63, 626.01 and 246.63 is: 340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.63 : 626.01 = 246.63 : x
  2. Step 2: Convert to fraction form
    453.63/626.01 = 246.63/x
  3. Step 3: Cross multiply
    453.63x = 626.01 × 246.63
  4. Step 4: Simplify right side
    453.63x = 154,392.85
  5. Step 5: Solve for x
    x = 154,392.85/453.63
  6. Step 6: Final answer
    x = 340.35

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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.