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Finding the Fourth Proportional to 365,843.88, 504,765.48 and 251,157.60

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Solution

The fourth proportional to 365,843.88, 504,765.48 and 251,157.60 is: 346,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,843.88 : 504,765.48 = 251,157.60 : x
  2. Step 2: Convert to fraction form
    365,843.88/504,765.48 = 251,157.60/x
  3. Step 3: Cross multiply
    365,843.88x = 504,765.48 × 251,157.60
  4. Step 4: Simplify right side
    365,843.88x = 126,775,686,519.65
  5. Step 5: Solve for x
    x = 126,775,686,519.65/365,843.88
  6. Step 6: Final answer
    x = 346,529.47

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1.5x scale

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.