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Finding the Fourth Proportional to 366,094.97, 505,271.50 and 251,279.29

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Solution

The fourth proportional to 366,094.97, 505,271.50 and 251,279.29 is: 346,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,094.97 : 505,271.50 = 251,279.29 : x
  2. Step 2: Convert to fraction form
    366,094.97/505,271.50 = 251,279.29/x
  3. Step 3: Cross multiply
    366,094.97x = 505,271.50 × 251,279.29
  4. Step 4: Simplify right side
    366,094.97x = 126,964,261,250.88
  5. Step 5: Solve for x
    x = 126,964,261,250.88/366,094.97
  6. Step 6: Final answer
    x = 346,806.90

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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.