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Finding the Fourth Proportional to 472.11, 651.29 and 367.01

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Solution

The fourth proportional to 472.11, 651.29 and 367.01 is: 506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472.11 : 651.29 = 367.01 : x
  2. Step 2: Convert to fraction form
    472.11/651.29 = 367.01/x
  3. Step 3: Cross multiply
    472.11x = 651.29 × 367.01
  4. Step 4: Simplify right side
    472.11x = 239,029.74
  5. Step 5: Solve for x
    x = 239,029.74/472.11
  6. Step 6: Final answer
    x = 506.30

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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.