Home / 680,955.60-1,021,433.40-231,794.40

Finding the Fourth Proportional to 680,955.60, 1,021,433.40 and 231,794.40

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Solution

The fourth proportional to 680,955.60, 1,021,433.40 and 231,794.40 is: 347,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,955.60 : 1,021,433.40 = 231,794.40 : x
  2. Step 2: Convert to fraction form
    680,955.60/1,021,433.40 = 231,794.40/x
  3. Step 3: Cross multiply
    680,955.60x = 1,021,433.40 × 231,794.40
  4. Step 4: Simplify right side
    680,955.60x = 236,762,542,092.96
  5. Step 5: Solve for x
    x = 236,762,542,092.96/680,955.60
  6. Step 6: Final answer
    x = 347,691.60

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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.