Home / 448,723.67-672,888.31-168,044.09

Finding the Fourth Proportional to 448,723.67, 672,888.31 and 168,044.09

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Solution

The fourth proportional to 448,723.67, 672,888.31 and 168,044.09 is: 251,992.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,723.67 : 672,888.31 = 168,044.09 : x
  2. Step 2: Convert to fraction form
    448,723.67/672,888.31 = 168,044.09/x
  3. Step 3: Cross multiply
    448,723.67x = 672,888.31 × 168,044.09
  4. Step 4: Simplify right side
    448,723.67x = 113,074,899,941.04
  5. Step 5: Solve for x
    x = 113,074,899,941.04/448,723.67
  6. Step 6: Final answer
    x = 251,992.28

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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.