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Finding the Fourth Proportional to 323,722.60, 446,739.06 and 180,491.56

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Solution

The fourth proportional to 323,722.60, 446,739.06 and 180,491.56 is: 249,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,722.60 : 446,739.06 = 180,491.56 : x
  2. Step 2: Convert to fraction form
    323,722.60/446,739.06 = 180,491.56/x
  3. Step 3: Cross multiply
    323,722.60x = 446,739.06 × 180,491.56
  4. Step 4: Simplify right side
    323,722.60x = 80,632,629,852.33
  5. Step 5: Solve for x
    x = 80,632,629,852.33/323,722.60
  6. Step 6: Final answer
    x = 249,079.40

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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.