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Finding the Fourth Proportional to 334,107.60, 501,154.20 and 222,502.80

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Solution

The fourth proportional to 334,107.60, 501,154.20 and 222,502.80 is: 333,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,107.60 : 501,154.20 = 222,502.80 : x
  2. Step 2: Convert to fraction form
    334,107.60/501,154.20 = 222,502.80/x
  3. Step 3: Cross multiply
    334,107.60x = 501,154.20 × 222,502.80
  4. Step 4: Simplify right side
    334,107.60x = 111,508,212,731.76
  5. Step 5: Solve for x
    x = 111,508,212,731.76/334,107.60
  6. Step 6: Final answer
    x = 333,749.41

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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.