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Finding the Fourth Proportional to 301,992.77, 452,003.45 and 222,009.56

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Solution

The fourth proportional to 301,992.77, 452,003.45 and 222,009.56 is: 332,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,992.77 : 452,003.45 = 222,009.56 : x
  2. Step 2: Convert to fraction form
    301,992.77/452,003.45 = 222,009.56/x
  3. Step 3: Cross multiply
    301,992.77x = 452,003.45 × 222,009.56
  4. Step 4: Simplify right side
    301,992.77x = 100,349,086,938.94
  5. Step 5: Solve for x
    x = 100,349,086,938.94/301,992.77
  6. Step 6: Final answer
    x = 332,289.70

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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.