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Finding the Fourth Proportional to 222,518.70, 333,777.98 and 147,784.75

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Solution

The fourth proportional to 222,518.70, 333,777.98 and 147,784.75 is: 221,677.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,518.70 : 333,777.98 = 147,784.75 : x
  2. Step 2: Convert to fraction form
    222,518.70/333,777.98 = 147,784.75/x
  3. Step 3: Cross multiply
    222,518.70x = 333,777.98 × 147,784.75
  4. Step 4: Simplify right side
    222,518.70x = 49,327,294,864.82
  5. Step 5: Solve for x
    x = 49,327,294,864.82/222,518.70
  6. Step 6: Final answer
    x = 221,677.08

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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.