Home / 448,257.12-672,589.76-167,796.16

Finding the Fourth Proportional to 448,257.12, 672,589.76 and 167,796.16

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Solution

The fourth proportional to 448,257.12, 672,589.76 and 167,796.16 is: 251,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,257.12 : 672,589.76 = 167,796.16 : x
  2. Step 2: Convert to fraction form
    448,257.12/672,589.76 = 167,796.16/x
  3. Step 3: Cross multiply
    448,257.12x = 672,589.76 × 167,796.16
  4. Step 4: Simplify right side
    448,257.12x = 112,857,978,983.32
  5. Step 5: Solve for x
    x = 112,857,978,983.32/448,257.12
  6. Step 6: Final answer
    x = 251,770.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.