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Finding the Fourth Proportional to 332,392.92, 458,651.60 and 187,191.06

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Solution

The fourth proportional to 332,392.92, 458,651.60 and 187,191.06 is: 258,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,392.92 : 458,651.60 = 187,191.06 : x
  2. Step 2: Convert to fraction form
    332,392.92/458,651.60 = 187,191.06/x
  3. Step 3: Cross multiply
    332,392.92x = 458,651.60 × 187,191.06
  4. Step 4: Simplify right side
    332,392.92x = 85,855,481,362.62
  5. Step 5: Solve for x
    x = 85,855,481,362.62/332,392.92
  6. Step 6: Final answer
    x = 258,295.16

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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.