Home / 323,769.10-446,780.46-180,520.60

Finding the Fourth Proportional to 323,769.10, 446,780.46 and 180,520.60

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Solution

The fourth proportional to 323,769.10, 446,780.46 and 180,520.60 is: 249,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,769.10 : 446,780.46 = 180,520.60 : x
  2. Step 2: Convert to fraction form
    323,769.10/446,780.46 = 180,520.60/x
  3. Step 3: Cross multiply
    323,769.10x = 446,780.46 × 180,520.60
  4. Step 4: Simplify right side
    323,769.10x = 80,653,076,707.48
  5. Step 5: Solve for x
    x = 80,653,076,707.48/323,769.10
  6. Step 6: Final answer
    x = 249,106.78

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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.