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Finding the Fourth Proportional to 326,461.29, 450,517.44 and 181,267.34

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Solution

The fourth proportional to 326,461.29, 450,517.44 and 181,267.34 is: 250,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,461.29 : 450,517.44 = 181,267.34 : x
  2. Step 2: Convert to fraction form
    326,461.29/450,517.44 = 181,267.34/x
  3. Step 3: Cross multiply
    326,461.29x = 450,517.44 × 181,267.34
  4. Step 4: Simplify right side
    326,461.29x = 81,664,097,299.28
  5. Step 5: Solve for x
    x = 81,664,097,299.28/326,461.29
  6. Step 6: Final answer
    x = 250,149.41

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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.