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Finding the Fourth Proportional to 504,593.52, 756,611.10 and 200,679.90

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Solution

The fourth proportional to 504,593.52, 756,611.10 and 200,679.90 is: 300,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,593.52 : 756,611.10 = 200,679.90 : x
  2. Step 2: Convert to fraction form
    504,593.52/756,611.10 = 200,679.90/x
  3. Step 3: Cross multiply
    504,593.52x = 756,611.10 × 200,679.90
  4. Step 4: Simplify right side
    504,593.52x = 151,836,639,886.89
  5. Step 5: Solve for x
    x = 151,836,639,886.89/504,593.52
  6. Step 6: Final answer
    x = 300,908.82

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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.