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Finding the Fourth Proportional to 326,161.41, 450,059.25 and 180,964.86

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Solution

The fourth proportional to 326,161.41, 450,059.25 and 180,964.86 is: 249,707.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,161.41 : 450,059.25 = 180,964.86 : x
  2. Step 2: Convert to fraction form
    326,161.41/450,059.25 = 180,964.86/x
  3. Step 3: Cross multiply
    326,161.41x = 450,059.25 × 180,964.86
  4. Step 4: Simplify right side
    326,161.41x = 81,444,909,167.96
  5. Step 5: Solve for x
    x = 81,444,909,167.96/326,161.41
  6. Step 6: Final answer
    x = 249,707.37

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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.