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Finding the Fourth Proportional to 604.98, 834.93 and 368.88

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Solution

The fourth proportional to 604.98, 834.93 and 368.88 is: 509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.98 : 834.93 = 368.88 : x
  2. Step 2: Convert to fraction form
    604.98/834.93 = 368.88/x
  3. Step 3: Cross multiply
    604.98x = 834.93 × 368.88
  4. Step 4: Simplify right side
    604.98x = 307,985.85
  5. Step 5: Solve for x
    x = 307,985.85/604.98
  6. Step 6: Final answer
    x = 509.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.