Home / 683,273.40-1,025,201.70-328,104.60

Finding the Fourth Proportional to 683,273.40, 1,025,201.70 and 328,104.60

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Solution

The fourth proportional to 683,273.40, 1,025,201.70 and 328,104.60 is: 492,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,273.40 : 1,025,201.70 = 328,104.60 : x
  2. Step 2: Convert to fraction form
    683,273.40/1,025,201.70 = 328,104.60/x
  3. Step 3: Cross multiply
    683,273.40x = 1,025,201.70 × 328,104.60
  4. Step 4: Simplify right side
    683,273.40x = 336,373,393,697.82
  5. Step 5: Solve for x
    x = 336,373,393,697.82/683,273.40
  6. Step 6: Final answer
    x = 492,296.92

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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.