Home / 1,202,369.82-1,659,270.33-658,506.89

Finding the Fourth Proportional to 1,202,369.82, 1,659,270.33 and 658,506.89

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Solution

The fourth proportional to 1,202,369.82, 1,659,270.33 and 658,506.89 is: 908,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,369.82 : 1,659,270.33 = 658,506.89 : x
  2. Step 2: Convert to fraction form
    1,202,369.82/1,659,270.33 = 658,506.89/x
  3. Step 3: Cross multiply
    1,202,369.82x = 1,659,270.33 × 658,506.89
  4. Step 4: Simplify right side
    1,202,369.82x = 1,092,640,936,381.22
  5. Step 5: Solve for x
    x = 1,092,640,936,381.22/1,202,369.82
  6. Step 6: Final answer
    x = 908,739.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.