Home / 603.06-904.31-192.11

Finding the Fourth Proportional to 603.06, 904.31 and 192.11

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Solution

The fourth proportional to 603.06, 904.31 and 192.11 is: 288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.06 : 904.31 = 192.11 : x
  2. Step 2: Convert to fraction form
    603.06/904.31 = 192.11/x
  3. Step 3: Cross multiply
    603.06x = 904.31 × 192.11
  4. Step 4: Simplify right side
    603.06x = 173,723.31
  5. Step 5: Solve for x
    x = 173,723.31/603.06
  6. Step 6: Final answer
    x = 288.07

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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.