Home / 683,942.40-1,025,971.92-178,570.44

Finding the Fourth Proportional to 683,942.40, 1,025,971.92 and 178,570.44

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Solution

The fourth proportional to 683,942.40, 1,025,971.92 and 178,570.44 is: 267,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,942.40 : 1,025,971.92 = 178,570.44 : x
  2. Step 2: Convert to fraction form
    683,942.40/1,025,971.92 = 178,570.44/x
  3. Step 3: Cross multiply
    683,942.40x = 1,025,971.92 × 178,570.44
  4. Step 4: Simplify right side
    683,942.40x = 183,208,257,182.05
  5. Step 5: Solve for x
    x = 183,208,257,182.05/683,942.40
  6. Step 6: Final answer
    x = 267,870.89

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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.