Home / 297,056.57-445,363.41-178,700.23

Finding the Fourth Proportional to 297,056.57, 445,363.41 and 178,700.23

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Solution

The fourth proportional to 297,056.57, 445,363.41 and 178,700.23 is: 267,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,056.57 : 445,363.41 = 178,700.23 : x
  2. Step 2: Convert to fraction form
    297,056.57/445,363.41 = 178,700.23/x
  3. Step 3: Cross multiply
    297,056.57x = 445,363.41 × 178,700.23
  4. Step 4: Simplify right side
    297,056.57x = 79,586,542,522.25
  5. Step 5: Solve for x
    x = 79,586,542,522.25/297,056.57
  6. Step 6: Final answer
    x = 267,917.13

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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.