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Finding the Fourth Proportional to 536,192.80, 804,286.40 and 251,881.84

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Solution

The fourth proportional to 536,192.80, 804,286.40 and 251,881.84 is: 377,821.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,192.80 : 804,286.40 = 251,881.84 : x
  2. Step 2: Convert to fraction form
    536,192.80/804,286.40 = 251,881.84/x
  3. Step 3: Cross multiply
    536,192.80x = 804,286.40 × 251,881.84
  4. Step 4: Simplify right side
    536,192.80x = 202,585,138,318.98
  5. Step 5: Solve for x
    x = 202,585,138,318.98/536,192.80
  6. Step 6: Final answer
    x = 377,821.44

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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.