Home / 362,446.20-543,669.30-329,203.80

Finding the Fourth Proportional to 362,446.20, 543,669.30 and 329,203.80

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Solution

The fourth proportional to 362,446.20, 543,669.30 and 329,203.80 is: 493,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,446.20 : 543,669.30 = 329,203.80 : x
  2. Step 2: Convert to fraction form
    362,446.20/543,669.30 = 329,203.80/x
  3. Step 3: Cross multiply
    362,446.20x = 543,669.30 × 329,203.80
  4. Step 4: Simplify right side
    362,446.20x = 178,977,999,503.34
  5. Step 5: Solve for x
    x = 178,977,999,503.34/362,446.20
  6. Step 6: Final answer
    x = 493,805.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.