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Finding the Fourth Proportional to 546,772.38, 820,183.41 and 167,665.38

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Solution

The fourth proportional to 546,772.38, 820,183.41 and 167,665.38 is: 251,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,772.38 : 820,183.41 = 167,665.38 : x
  2. Step 2: Convert to fraction form
    546,772.38/820,183.41 = 167,665.38/x
  3. Step 3: Cross multiply
    546,772.38x = 820,183.41 × 167,665.38
  4. Step 4: Simplify right side
    546,772.38x = 137,516,363,107.35
  5. Step 5: Solve for x
    x = 137,516,363,107.35/546,772.38
  6. Step 6: Final answer
    x = 251,505.69

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1.5x scale

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.