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Finding the Fourth Proportional to 604.92, 907.32 and 194.07

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Solution

The fourth proportional to 604.92, 907.32 and 194.07 is: 291.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.92 : 907.32 = 194.07 : x
  2. Step 2: Convert to fraction form
    604.92/907.32 = 194.07/x
  3. Step 3: Cross multiply
    604.92x = 907.32 × 194.07
  4. Step 4: Simplify right side
    604.92x = 176,083.59
  5. Step 5: Solve for x
    x = 176,083.59/604.92
  6. Step 6: Final answer
    x = 291.09

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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.