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Finding the Fourth Proportional to 332,038.42, 458,212.44 and 181,135.42

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Solution

The fourth proportional to 332,038.42, 458,212.44 and 181,135.42 is: 249,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,038.42 : 458,212.44 = 181,135.42 : x
  2. Step 2: Convert to fraction form
    332,038.42/458,212.44 = 181,135.42/x
  3. Step 3: Cross multiply
    332,038.42x = 458,212.44 × 181,135.42
  4. Step 4: Simplify right side
    332,038.42x = 82,998,502,768.62
  5. Step 5: Solve for x
    x = 82,998,502,768.62/332,038.42
  6. Step 6: Final answer
    x = 249,966.56

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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.