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Finding the Fourth Proportional to 453.35, 625.61 and 246.35

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Solution

The fourth proportional to 453.35, 625.61 and 246.35 is: 339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.35 : 625.61 = 246.35 : x
  2. Step 2: Convert to fraction form
    453.35/625.61 = 246.35/x
  3. Step 3: Cross multiply
    453.35x = 625.61 × 246.35
  4. Step 4: Simplify right side
    453.35x = 154,116.51
  5. Step 5: Solve for x
    x = 154,116.51/453.35
  6. Step 6: Final answer
    x = 339.95

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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.