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Finding the Fourth Proportional to 326,513.60, 450,634.24 and 181,352

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Solution

The fourth proportional to 326,513.60, 450,634.24 and 181,352 is: 250,291.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,513.60 : 450,634.24 = 181,352 : x
  2. Step 2: Convert to fraction form
    326,513.60/450,634.24 = 181,352/x
  3. Step 3: Cross multiply
    326,513.60x = 450,634.24 × 181,352
  4. Step 4: Simplify right side
    326,513.60x = 81,723,420,692.48
  5. Step 5: Solve for x
    x = 81,723,420,692.48/326,513.60
  6. Step 6: Final answer
    x = 250,291.02

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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.