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Finding the Fourth Proportional to 603.73, 904.99 and 360.37

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Solution

The fourth proportional to 603.73, 904.99 and 360.37 is: 540.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.73 : 904.99 = 360.37 : x
  2. Step 2: Convert to fraction form
    603.73/904.99 = 360.37/x
  3. Step 3: Cross multiply
    603.73x = 904.99 × 360.37
  4. Step 4: Simplify right side
    603.73x = 326,131.25
  5. Step 5: Solve for x
    x = 326,131.25/603.73
  6. Step 6: Final answer
    x = 540.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.