Home / 318,462.19-439,489.92-182,522.37

Finding the Fourth Proportional to 318,462.19, 439,489.92 and 182,522.37

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Solution

The fourth proportional to 318,462.19, 439,489.92 and 182,522.37 is: 251,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,462.19 : 439,489.92 = 182,522.37 : x
  2. Step 2: Convert to fraction form
    318,462.19/439,489.92 = 182,522.37/x
  3. Step 3: Cross multiply
    318,462.19x = 439,489.92 × 182,522.37
  4. Step 4: Simplify right side
    318,462.19x = 80,216,741,203.27
  5. Step 5: Solve for x
    x = 80,216,741,203.27/318,462.19
  6. Step 6: Final answer
    x = 251,887.80

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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.