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Finding the Fourth Proportional to 314.66, 472.03 and 246.06

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Solution

The fourth proportional to 314.66, 472.03 and 246.06 is: 369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.66 : 472.03 = 246.06 : x
  2. Step 2: Convert to fraction form
    314.66/472.03 = 246.06/x
  3. Step 3: Cross multiply
    314.66x = 472.03 × 246.06
  4. Step 4: Simplify right side
    314.66x = 116,147.09
  5. Step 5: Solve for x
    x = 116,147.09/314.66
  6. Step 6: Final answer
    x = 369.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.