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Finding the Fourth Proportional to 344.19, 474.76 and 246.07

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Solution

The fourth proportional to 344.19, 474.76 and 246.07 is: 339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.19 : 474.76 = 246.07 : x
  2. Step 2: Convert to fraction form
    344.19/474.76 = 246.07/x
  3. Step 3: Cross multiply
    344.19x = 474.76 × 246.07
  4. Step 4: Simplify right side
    344.19x = 116,824.19
  5. Step 5: Solve for x
    x = 116,824.19/344.19
  6. Step 6: Final answer
    x = 339.42

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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.