Home / 683,729.87-1,025,595.54-178,290.41

Finding the Fourth Proportional to 683,729.87, 1,025,595.54 and 178,290.41

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Solution

The fourth proportional to 683,729.87, 1,025,595.54 and 178,290.41 is: 267,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,729.87 : 1,025,595.54 = 178,290.41 : x
  2. Step 2: Convert to fraction form
    683,729.87/1,025,595.54 = 178,290.41/x
  3. Step 3: Cross multiply
    683,729.87x = 1,025,595.54 × 178,290.41
  4. Step 4: Simplify right side
    683,729.87x = 182,853,844,192.79
  5. Step 5: Solve for x
    x = 182,853,844,192.79/683,729.87
  6. Step 6: Final answer
    x = 267,435.80

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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.