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Finding the Fourth Proportional to 326,620.67, 450,733.16 and 183,377.39

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Solution

The fourth proportional to 326,620.67, 450,733.16 and 183,377.39 is: 253,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,620.67 : 450,733.16 = 183,377.39 : x
  2. Step 2: Convert to fraction form
    326,620.67/450,733.16 = 183,377.39/x
  3. Step 3: Cross multiply
    326,620.67x = 450,733.16 × 183,377.39
  4. Step 4: Simplify right side
    326,620.67x = 82,654,269,550.37
  5. Step 5: Solve for x
    x = 82,654,269,550.37/326,620.67
  6. Step 6: Final answer
    x = 253,058.91

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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.