Home / 683,076.40-1,024,906.20-327,907.60

Finding the Fourth Proportional to 683,076.40, 1,024,906.20 and 327,907.60

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Solution

The fourth proportional to 683,076.40, 1,024,906.20 and 327,907.60 is: 492,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,076.40 : 1,024,906.20 = 327,907.60 : x
  2. Step 2: Convert to fraction form
    683,076.40/1,024,906.20 = 327,907.60/x
  3. Step 3: Cross multiply
    683,076.40x = 1,024,906.20 × 327,907.60
  4. Step 4: Simplify right side
    683,076.40x = 336,074,532,267.12
  5. Step 5: Solve for x
    x = 336,074,532,267.12/683,076.40
  6. Step 6: Final answer
    x = 492,001.38

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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.