Home / 318,262.10-439,213.25-182,322.32

Finding the Fourth Proportional to 318,262.10, 439,213.25 and 182,322.32

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Solution

The fourth proportional to 318,262.10, 439,213.25 and 182,322.32 is: 251,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,262.10 : 439,213.25 = 182,322.32 : x
  2. Step 2: Convert to fraction form
    318,262.10/439,213.25 = 182,322.32/x
  3. Step 3: Cross multiply
    318,262.10x = 439,213.25 × 182,322.32
  4. Step 4: Simplify right side
    318,262.10x = 80,078,378,714.74
  5. Step 5: Solve for x
    x = 80,078,378,714.74/318,262.10
  6. Step 6: Final answer
    x = 251,611.42

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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.