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Finding the Fourth Proportional to 603.16, 832.46 and 367.20

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Solution

The fourth proportional to 603.16, 832.46 and 367.20 is: 506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.16 : 832.46 = 367.20 : x
  2. Step 2: Convert to fraction form
    603.16/832.46 = 367.20/x
  3. Step 3: Cross multiply
    603.16x = 832.46 × 367.20
  4. Step 4: Simplify right side
    603.16x = 305,679.31
  5. Step 5: Solve for x
    x = 305,679.31/603.16
  6. Step 6: Final answer
    x = 506.80

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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.