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Finding the Fourth Proportional to 603.48, 832.74 and 341.45

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Solution

The fourth proportional to 603.48, 832.74 and 341.45 is: 471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.48 : 832.74 = 341.45 : x
  2. Step 2: Convert to fraction form
    603.48/832.74 = 341.45/x
  3. Step 3: Cross multiply
    603.48x = 832.74 × 341.45
  4. Step 4: Simplify right side
    603.48x = 284,334.91
  5. Step 5: Solve for x
    x = 284,334.91/603.48
  6. Step 6: Final answer
    x = 471.16

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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.