Home / 765,860.52-1,148,915.46-226,171.39

Finding the Fourth Proportional to 765,860.52, 1,148,915.46 and 226,171.39

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Solution

The fourth proportional to 765,860.52, 1,148,915.46 and 226,171.39 is: 339,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,860.52 : 1,148,915.46 = 226,171.39 : x
  2. Step 2: Convert to fraction form
    765,860.52/1,148,915.46 = 226,171.39/x
  3. Step 3: Cross multiply
    765,860.52x = 1,148,915.46 × 226,171.39
  4. Step 4: Simplify right side
    765,860.52x = 259,851,805,438.55
  5. Step 5: Solve for x
    x = 259,851,805,438.55/765,860.52
  6. Step 6: Final answer
    x = 339,293.90

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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.