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Finding the Fourth Proportional to 222,518.28, 333,777.37 and 147,784.34

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Solution

The fourth proportional to 222,518.28, 333,777.37 and 147,784.34 is: 221,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,518.28 : 333,777.37 = 147,784.34 : x
  2. Step 2: Convert to fraction form
    222,518.28/333,777.37 = 147,784.34/x
  3. Step 3: Cross multiply
    222,518.28x = 333,777.37 × 147,784.34
  4. Step 4: Simplify right side
    222,518.28x = 49,327,068,332.39
  5. Step 5: Solve for x
    x = 49,327,068,332.39/222,518.28
  6. Step 6: Final answer
    x = 221,676.48

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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.