Home / 776,186.73-1,164,428.10-270,892.04

Finding the Fourth Proportional to 776,186.73, 1,164,428.10 and 270,892.04

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Solution

The fourth proportional to 776,186.73, 1,164,428.10 and 270,892.04 is: 406,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,186.73 : 1,164,428.10 = 270,892.04 : x
  2. Step 2: Convert to fraction form
    776,186.73/1,164,428.10 = 270,892.04/x
  3. Step 3: Cross multiply
    776,186.73x = 1,164,428.10 × 270,892.04
  4. Step 4: Simplify right side
    776,186.73x = 315,434,297,620.18
  5. Step 5: Solve for x
    x = 315,434,297,620.18/776,186.73
  6. Step 6: Final answer
    x = 406,389.71

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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.