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Finding the Fourth Proportional to 649,687.42, 896,596.50 and 363,207.43

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Solution

The fourth proportional to 649,687.42, 896,596.50 and 363,207.43 is: 501,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,687.42 : 896,596.50 = 363,207.43 : x
  2. Step 2: Convert to fraction form
    649,687.42/896,596.50 = 363,207.43/x
  3. Step 3: Cross multiply
    649,687.42x = 896,596.50 × 363,207.43
  4. Step 4: Simplify right side
    649,687.42x = 325,650,510,512.00
  5. Step 5: Solve for x
    x = 325,650,510,512.00/649,687.42
  6. Step 6: Final answer
    x = 501,241.83

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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.