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Finding the Fourth Proportional to 339,188.32, 468,079.44 and 188,284.96

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Solution

The fourth proportional to 339,188.32, 468,079.44 and 188,284.96 is: 259,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,188.32 : 468,079.44 = 188,284.96 : x
  2. Step 2: Convert to fraction form
    339,188.32/468,079.44 = 188,284.96/x
  3. Step 3: Cross multiply
    339,188.32x = 468,079.44 × 188,284.96
  4. Step 4: Simplify right side
    339,188.32x = 88,132,318,637.22
  5. Step 5: Solve for x
    x = 88,132,318,637.22/339,188.32
  6. Step 6: Final answer
    x = 259,833.00

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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.