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Finding the Fourth Proportional to 603.12, 904.83 and 237.92

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Solution

The fourth proportional to 603.12, 904.83 and 237.92 is: 356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.12 : 904.83 = 237.92 : x
  2. Step 2: Convert to fraction form
    603.12/904.83 = 237.92/x
  3. Step 3: Cross multiply
    603.12x = 904.83 × 237.92
  4. Step 4: Simplify right side
    603.12x = 215,275.96
  5. Step 5: Solve for x
    x = 215,275.96/603.12
  6. Step 6: Final answer
    x = 356.94

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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.