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Finding the Fourth Proportional to 222,517.28, 333,775.87 and 147,783.34

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Solution

The fourth proportional to 222,517.28, 333,775.87 and 147,783.34 is: 221,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,517.28 : 333,775.87 = 147,783.34 : x
  2. Step 2: Convert to fraction form
    222,517.28/333,775.87 = 147,783.34/x
  3. Step 3: Cross multiply
    222,517.28x = 333,775.87 × 147,783.34
  4. Step 4: Simplify right side
    222,517.28x = 49,326,513,759.05
  5. Step 5: Solve for x
    x = 49,326,513,759.05/222,517.28
  6. Step 6: Final answer
    x = 221,674.98

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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.