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Finding the Fourth Proportional to 548,886.56, 823,329.84 and 154,902.56

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Solution

The fourth proportional to 548,886.56, 823,329.84 and 154,902.56 is: 232,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,886.56 : 823,329.84 = 154,902.56 : x
  2. Step 2: Convert to fraction form
    548,886.56/823,329.84 = 154,902.56/x
  3. Step 3: Cross multiply
    548,886.56x = 823,329.84 × 154,902.56
  4. Step 4: Simplify right side
    548,886.56x = 127,535,899,940.39
  5. Step 5: Solve for x
    x = 127,535,899,940.39/548,886.56
  6. Step 6: Final answer
    x = 232,353.84

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Similar ratio
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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.