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Finding the Fourth Proportional to 365,764.20, 548,646.30 and 225,066.60

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Solution

The fourth proportional to 365,764.20, 548,646.30 and 225,066.60 is: 337,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,764.20 : 548,646.30 = 225,066.60 : x
  2. Step 2: Convert to fraction form
    365,764.20/548,646.30 = 225,066.60/x
  3. Step 3: Cross multiply
    365,764.20x = 548,646.30 × 225,066.60
  4. Step 4: Simplify right side
    365,764.20x = 123,481,957,343.58
  5. Step 5: Solve for x
    x = 123,481,957,343.58/365,764.20
  6. Step 6: Final answer
    x = 337,599.90

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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.