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Finding the Fourth Proportional to 297,694.20, 446,411.70 and 97,937.40

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Solution

The fourth proportional to 297,694.20, 446,411.70 and 97,937.40 is: 146,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,694.20 : 446,411.70 = 97,937.40 : x
  2. Step 2: Convert to fraction form
    297,694.20/446,411.70 = 97,937.40/x
  3. Step 3: Cross multiply
    297,694.20x = 446,411.70 × 97,937.40
  4. Step 4: Simplify right side
    297,694.20x = 43,720,401,227.58
  5. Step 5: Solve for x
    x = 43,720,401,227.58/297,694.20
  6. Step 6: Final answer
    x = 146,863.46

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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.