Home / 680,770.55-1,021,266.66-201,046.91

Finding the Fourth Proportional to 680,770.55, 1,021,266.66 and 201,046.91

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Solution

The fourth proportional to 680,770.55, 1,021,266.66 and 201,046.91 is: 301,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,770.55 : 1,021,266.66 = 201,046.91 : x
  2. Step 2: Convert to fraction form
    680,770.55/1,021,266.66 = 201,046.91/x
  3. Step 3: Cross multiply
    680,770.55x = 1,021,266.66 × 201,046.91
  4. Step 4: Simplify right side
    680,770.55x = 205,322,501,172.69
  5. Step 5: Solve for x
    x = 205,322,501,172.69/680,770.55
  6. Step 6: Final answer
    x = 301,603.09

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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.