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Finding the Fourth Proportional to 332,199.72, 458,429.22 and 181,297.80

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Solution

The fourth proportional to 332,199.72, 458,429.22 and 181,297.80 is: 250,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,199.72 : 458,429.22 = 181,297.80 : x
  2. Step 2: Convert to fraction form
    332,199.72/458,429.22 = 181,297.80/x
  3. Step 3: Cross multiply
    332,199.72x = 458,429.22 × 181,297.80
  4. Step 4: Simplify right side
    332,199.72x = 83,112,209,041.72
  5. Step 5: Solve for x
    x = 83,112,209,041.72/332,199.72
  6. Step 6: Final answer
    x = 250,187.47

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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.