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Finding the Fourth Proportional to 603.93, 905.94 and 362.01

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Solution

The fourth proportional to 603.93, 905.94 and 362.01 is: 543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.93 : 905.94 = 362.01 : x
  2. Step 2: Convert to fraction form
    603.93/905.94 = 362.01/x
  3. Step 3: Cross multiply
    603.93x = 905.94 × 362.01
  4. Step 4: Simplify right side
    603.93x = 327,959.34
  5. Step 5: Solve for x
    x = 327,959.34/603.93
  6. Step 6: Final answer
    x = 543.04

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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.