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Finding the Fourth Proportional to 603.09, 832.37 and 370.17

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Solution

The fourth proportional to 603.09, 832.37 and 370.17 is: 510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.09 : 832.37 = 370.17 : x
  2. Step 2: Convert to fraction form
    603.09/832.37 = 370.17/x
  3. Step 3: Cross multiply
    603.09x = 832.37 × 370.17
  4. Step 4: Simplify right side
    603.09x = 308,116.55
  5. Step 5: Solve for x
    x = 308,116.55/603.09
  6. Step 6: Final answer
    x = 510.90

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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.