Home / 680,770.05-1,021,265.91-201,046.41

Finding the Fourth Proportional to 680,770.05, 1,021,265.91 and 201,046.41

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Solution

The fourth proportional to 680,770.05, 1,021,265.91 and 201,046.41 is: 301,602.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,770.05 : 1,021,265.91 = 201,046.41 : x
  2. Step 2: Convert to fraction form
    680,770.05/1,021,265.91 = 201,046.41/x
  3. Step 3: Cross multiply
    680,770.05x = 1,021,265.91 × 201,046.41
  4. Step 4: Simplify right side
    680,770.05x = 205,321,844,860.88
  5. Step 5: Solve for x
    x = 205,321,844,860.88/680,770.05
  6. Step 6: Final answer
    x = 301,602.35

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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.