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Finding the Fourth Proportional to 332,009.60, 458,173.76 and 181,109.12

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Solution

The fourth proportional to 332,009.60, 458,173.76 and 181,109.12 is: 249,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,009.60 : 458,173.76 = 181,109.12 : x
  2. Step 2: Convert to fraction form
    332,009.60/458,173.76 = 181,109.12/x
  3. Step 3: Cross multiply
    332,009.60x = 458,173.76 × 181,109.12
  4. Step 4: Simplify right side
    332,009.60x = 82,979,446,480.69
  5. Step 5: Solve for x
    x = 82,979,446,480.69/332,009.60
  6. Step 6: Final answer
    x = 249,930.86

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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.