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Finding the Fourth Proportional to 448,044.50, 672,044.87 and 167,539.88

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Solution

The fourth proportional to 448,044.50, 672,044.87 and 167,539.88 is: 251,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,044.50 : 672,044.87 = 167,539.88 : x
  2. Step 2: Convert to fraction form
    448,044.50/672,044.87 = 167,539.88/x
  3. Step 3: Cross multiply
    448,044.50x = 672,044.87 × 167,539.88
  4. Step 4: Simplify right side
    448,044.50x = 112,594,312,676.49
  5. Step 5: Solve for x
    x = 112,594,312,676.49/448,044.50
  6. Step 6: Final answer
    x = 251,301.63

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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.