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Finding the Fourth Proportional to 504,069.42, 755,824.65 and 200,155.38

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Solution

The fourth proportional to 504,069.42, 755,824.65 and 200,155.38 is: 300,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,069.42 : 755,824.65 = 200,155.38 : x
  2. Step 2: Convert to fraction form
    504,069.42/755,824.65 = 200,155.38/x
  3. Step 3: Cross multiply
    504,069.42x = 755,824.65 × 200,155.38
  4. Step 4: Simplify right side
    504,069.42x = 151,282,370,034.12
  5. Step 5: Solve for x
    x = 151,282,370,034.12/504,069.42
  6. Step 6: Final answer
    x = 300,122.09

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1.5x scale

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.