Home / 662,936.60-993,748.80-325,701.20

Finding the Fourth Proportional to 662,936.60, 993,748.80 and 325,701.20

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Solution

The fourth proportional to 662,936.60, 993,748.80 and 325,701.20 is: 488,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,936.60 : 993,748.80 = 325,701.20 : x
  2. Step 2: Convert to fraction form
    662,936.60/993,748.80 = 325,701.20/x
  3. Step 3: Cross multiply
    662,936.60x = 993,748.80 × 325,701.20
  4. Step 4: Simplify right side
    662,936.60x = 323,665,176,658.56
  5. Step 5: Solve for x
    x = 323,665,176,658.56/662,936.60
  6. Step 6: Final answer
    x = 488,229.46

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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.