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Finding the Fourth Proportional to 322,737.96, 445,394.15 and 179,494.93

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Solution

The fourth proportional to 322,737.96, 445,394.15 and 179,494.93 is: 247,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,737.96 : 445,394.15 = 179,494.93 : x
  2. Step 2: Convert to fraction form
    322,737.96/445,394.15 = 179,494.93/x
  3. Step 3: Cross multiply
    322,737.96x = 445,394.15 × 179,494.93
  4. Step 4: Simplify right side
    322,737.96x = 79,945,991,776.66
  5. Step 5: Solve for x
    x = 79,945,991,776.66/322,737.96
  6. Step 6: Final answer
    x = 247,711.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.