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Finding the Fourth Proportional to 603.36, 832.59 and 370.47

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Solution

The fourth proportional to 603.36, 832.59 and 370.47 is: 511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.36 : 832.59 = 370.47 : x
  2. Step 2: Convert to fraction form
    603.36/832.59 = 370.47/x
  3. Step 3: Cross multiply
    603.36x = 832.59 × 370.47
  4. Step 4: Simplify right side
    603.36x = 308,449.62
  5. Step 5: Solve for x
    x = 308,449.62/603.36
  6. Step 6: Final answer
    x = 511.22

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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.