Home / 776,257.84-1,164,018.07-270,757.45

Finding the Fourth Proportional to 776,257.84, 1,164,018.07 and 270,757.45

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Solution

The fourth proportional to 776,257.84, 1,164,018.07 and 270,757.45 is: 406,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,257.84 : 1,164,018.07 = 270,757.45 : x
  2. Step 2: Convert to fraction form
    776,257.84/1,164,018.07 = 270,757.45/x
  3. Step 3: Cross multiply
    776,257.84x = 1,164,018.07 × 270,757.45
  4. Step 4: Simplify right side
    776,257.84x = 315,166,557,213.24
  5. Step 5: Solve for x
    x = 315,166,557,213.24/776,257.84
  6. Step 6: Final answer
    x = 406,007.57

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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.