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Finding the Fourth Proportional to 332,342.69, 458,630.55 and 181,439.69

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Solution

The fourth proportional to 332,342.69, 458,630.55 and 181,439.69 is: 250,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,342.69 : 458,630.55 = 181,439.69 : x
  2. Step 2: Convert to fraction form
    332,342.69/458,630.55 = 181,439.69/x
  3. Step 3: Cross multiply
    332,342.69x = 458,630.55 × 181,439.69
  4. Step 4: Simplify right side
    332,342.69x = 83,213,782,523.38
  5. Step 5: Solve for x
    x = 83,213,782,523.38/332,342.69
  6. Step 6: Final answer
    x = 250,385.48

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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.