Home / 318,481.48-439,523.04-182,557.54

Finding the Fourth Proportional to 318,481.48, 439,523.04 and 182,557.54

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Solution

The fourth proportional to 318,481.48, 439,523.04 and 182,557.54 is: 251,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,481.48 : 439,523.04 = 182,557.54 : x
  2. Step 2: Convert to fraction form
    318,481.48/439,523.04 = 182,557.54/x
  3. Step 3: Cross multiply
    318,481.48x = 439,523.04 × 182,557.54
  4. Step 4: Simplify right side
    318,481.48x = 80,238,244,955.72
  5. Step 5: Solve for x
    x = 80,238,244,955.72/318,481.48
  6. Step 6: Final answer
    x = 251,940.07

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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.