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Finding the Fourth Proportional to 339,253.60, 468,151.68 and 188,340.88

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Solution

The fourth proportional to 339,253.60, 468,151.68 and 188,340.88 is: 259,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,253.60 : 468,151.68 = 188,340.88 : x
  2. Step 2: Convert to fraction form
    339,253.60/468,151.68 = 188,340.88/x
  3. Step 3: Cross multiply
    339,253.60x = 468,151.68 × 188,340.88
  4. Step 4: Simplify right side
    339,253.60x = 88,172,099,384.68
  5. Step 5: Solve for x
    x = 88,172,099,384.68/339,253.60
  6. Step 6: Final answer
    x = 259,900.26

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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.