Home / 711,161.67-1,066,660.29-178,642.17

Finding the Fourth Proportional to 711,161.67, 1,066,660.29 and 178,642.17

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Solution

The fourth proportional to 711,161.67, 1,066,660.29 and 178,642.17 is: 267,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,161.67 : 1,066,660.29 = 178,642.17 : x
  2. Step 2: Convert to fraction form
    711,161.67/1,066,660.29 = 178,642.17/x
  3. Step 3: Cross multiply
    711,161.67x = 1,066,660.29 × 178,642.17
  4. Step 4: Simplify right side
    711,161.67x = 190,550,508,858.43
  5. Step 5: Solve for x
    x = 190,550,508,858.43/711,161.67
  6. Step 6: Final answer
    x = 267,942.60

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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.