Home / 329,043.20-493,224.60-178,966.40

Finding the Fourth Proportional to 329,043.20, 493,224.60 and 178,966.40

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Solution

The fourth proportional to 329,043.20, 493,224.60 and 178,966.40 is: 268,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,043.20 : 493,224.60 = 178,966.40 : x
  2. Step 2: Convert to fraction form
    329,043.20/493,224.60 = 178,966.40/x
  3. Step 3: Cross multiply
    329,043.20x = 493,224.60 × 178,966.40
  4. Step 4: Simplify right side
    329,043.20x = 88,270,631,053.44
  5. Step 5: Solve for x
    x = 88,270,631,053.44/329,043.20
  6. Step 6: Final answer
    x = 268,264.57

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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.