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Finding the Fourth Proportional to 332,356.24, 458,661.72 and 189,136.92

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Solution

The fourth proportional to 332,356.24, 458,661.72 and 189,136.92 is: 261,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,356.24 : 458,661.72 = 189,136.92 : x
  2. Step 2: Convert to fraction form
    332,356.24/458,661.72 = 189,136.92/x
  3. Step 3: Cross multiply
    332,356.24x = 458,661.72 × 189,136.92
  4. Step 4: Simplify right side
    332,356.24x = 86,749,865,042.70
  5. Step 5: Solve for x
    x = 86,749,865,042.70/332,356.24
  6. Step 6: Final answer
    x = 261,014.70

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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.