Home / 547,846.30-821,769.45-148,487.07

Finding the Fourth Proportional to 547,846.30, 821,769.45 and 148,487.07

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Solution

The fourth proportional to 547,846.30, 821,769.45 and 148,487.07 is: 222,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,846.30 : 821,769.45 = 148,487.07 : x
  2. Step 2: Convert to fraction form
    547,846.30/821,769.45 = 148,487.07/x
  3. Step 3: Cross multiply
    547,846.30x = 821,769.45 × 148,487.07
  4. Step 4: Simplify right side
    547,846.30x = 122,022,137,846.01
  5. Step 5: Solve for x
    x = 122,022,137,846.01/547,846.30
  6. Step 6: Final answer
    x = 222,730.61

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Similar ratio
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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.