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Finding the Fourth Proportional to 603.12, 832.48 and 341.16

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Solution

The fourth proportional to 603.12, 832.48 and 341.16 is: 470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.12 : 832.48 = 341.16 : x
  2. Step 2: Convert to fraction form
    603.12/832.48 = 341.16/x
  3. Step 3: Cross multiply
    603.12x = 832.48 × 341.16
  4. Step 4: Simplify right side
    603.12x = 284,008.88
  5. Step 5: Solve for x
    x = 284,008.88/603.12
  6. Step 6: Final answer
    x = 470.90

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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.