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Finding the Fourth Proportional to 604.94, 908.10 and 602.30

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Solution

The fourth proportional to 604.94, 908.10 and 602.30 is: 904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.94 : 908.10 = 602.30 : x
  2. Step 2: Convert to fraction form
    604.94/908.10 = 602.30/x
  3. Step 3: Cross multiply
    604.94x = 908.10 × 602.30
  4. Step 4: Simplify right side
    604.94x = 546,948.63
  5. Step 5: Solve for x
    x = 546,948.63/604.94
  6. Step 6: Final answer
    x = 904.14

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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.