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Finding the Fourth Proportional to 604.58, 907.00 and 193.68

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Solution

The fourth proportional to 604.58, 907.00 and 193.68 is: 290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.58 : 907.00 = 193.68 : x
  2. Step 2: Convert to fraction form
    604.58/907.00 = 193.68/x
  3. Step 3: Cross multiply
    604.58x = 907.00 × 193.68
  4. Step 4: Simplify right side
    604.58x = 175,667.28
  5. Step 5: Solve for x
    x = 175,667.28/604.58
  6. Step 6: Final answer
    x = 290.56

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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.