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Finding the Fourth Proportional to 448,166.40, 672,374.52 and 195,469.44

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Solution

The fourth proportional to 448,166.40, 672,374.52 and 195,469.44 is: 293,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,166.40 : 672,374.52 = 195,469.44 : x
  2. Step 2: Convert to fraction form
    448,166.40/672,374.52 = 195,469.44/x
  3. Step 3: Cross multiply
    448,166.40x = 672,374.52 × 195,469.44
  4. Step 4: Simplify right side
    448,166.40x = 131,428,670,894.67
  5. Step 5: Solve for x
    x = 131,428,670,894.67/448,166.40
  6. Step 6: Final answer
    x = 293,258.64

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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.