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Finding the Fourth Proportional to 297,301.51, 446,170.97 and 197,428.51

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Solution

The fourth proportional to 297,301.51, 446,170.97 and 197,428.51 is: 296,288.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,301.51 : 446,170.97 = 197,428.51 : x
  2. Step 2: Convert to fraction form
    297,301.51/446,170.97 = 197,428.51/x
  3. Step 3: Cross multiply
    297,301.51x = 446,170.97 × 197,428.51
  4. Step 4: Simplify right side
    297,301.51x = 88,086,869,812.35
  5. Step 5: Solve for x
    x = 88,086,869,812.35/297,301.51
  6. Step 6: Final answer
    x = 296,288.00

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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.