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Finding the Fourth Proportional to 332,012.87, 458,199.41 and 188,786.24

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Solution

The fourth proportional to 332,012.87, 458,199.41 and 188,786.24 is: 260,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,012.87 : 458,199.41 = 188,786.24 : x
  2. Step 2: Convert to fraction form
    332,012.87/458,199.41 = 188,786.24/x
  3. Step 3: Cross multiply
    332,012.87x = 458,199.41 × 188,786.24
  4. Step 4: Simplify right side
    332,012.87x = 86,501,740,549.19
  5. Step 5: Solve for x
    x = 86,501,740,549.19/332,012.87
  6. Step 6: Final answer
    x = 260,537.32

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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.