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Finding the Fourth Proportional to 297,566.67, 446,156.01 and 107,991.30

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Solution

The fourth proportional to 297,566.67, 446,156.01 and 107,991.30 is: 161,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,566.67 : 446,156.01 = 107,991.30 : x
  2. Step 2: Convert to fraction form
    297,566.67/446,156.01 = 107,991.30/x
  3. Step 3: Cross multiply
    297,566.67x = 446,156.01 × 107,991.30
  4. Step 4: Simplify right side
    297,566.67x = 48,180,967,522.71
  5. Step 5: Solve for x
    x = 48,180,967,522.71/297,566.67
  6. Step 6: Final answer
    x = 161,916.55

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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.