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Finding the Fourth Proportional to 336,404.94, 504,521.43 and 99,692.34

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Solution

The fourth proportional to 336,404.94, 504,521.43 and 99,692.34 is: 149,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,404.94 : 504,521.43 = 99,692.34 : x
  2. Step 2: Convert to fraction form
    336,404.94/504,521.43 = 99,692.34/x
  3. Step 3: Cross multiply
    336,404.94x = 504,521.43 × 99,692.34
  4. Step 4: Simplify right side
    336,404.94x = 50,296,921,936.85
  5. Step 5: Solve for x
    x = 50,296,921,936.85/336,404.94
  6. Step 6: Final answer
    x = 149,513.03

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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.