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Finding the Fourth Proportional to 295,920.52, 443,992.52 and 177,674.32

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Solution

The fourth proportional to 295,920.52, 443,992.52 and 177,674.32 is: 266,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,920.52 : 443,992.52 = 177,674.32 : x
  2. Step 2: Convert to fraction form
    295,920.52/443,992.52 = 177,674.32/x
  3. Step 3: Cross multiply
    295,920.52x = 443,992.52 × 177,674.32
  4. Step 4: Simplify right side
    295,920.52x = 78,886,069,076.09
  5. Step 5: Solve for x
    x = 78,886,069,076.09/295,920.52
  6. Step 6: Final answer
    x = 266,578.57

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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.