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Finding the Fourth Proportional to 297,906.39, 446,888.75 and 98,145.27

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Solution

The fourth proportional to 297,906.39, 446,888.75 and 98,145.27 is: 147,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,906.39 : 446,888.75 = 98,145.27 : x
  2. Step 2: Convert to fraction form
    297,906.39/446,888.75 = 98,145.27/x
  3. Step 3: Cross multiply
    297,906.39x = 446,888.75 × 98,145.27
  4. Step 4: Simplify right side
    297,906.39x = 43,860,016,537.99
  5. Step 5: Solve for x
    x = 43,860,016,537.99/297,906.39
  6. Step 6: Final answer
    x = 147,227.51

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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.