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Finding the Fourth Proportional to 297,044.02, 445,608.40 and 97,321.71

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Solution

The fourth proportional to 297,044.02, 445,608.40 and 97,321.71 is: 145,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,044.02 : 445,608.40 = 97,321.71 : x
  2. Step 2: Convert to fraction form
    297,044.02/445,608.40 = 97,321.71/x
  3. Step 3: Cross multiply
    297,044.02x = 445,608.40 × 97,321.71
  4. Step 4: Simplify right side
    297,044.02x = 43,367,371,478.36
  5. Step 5: Solve for x
    x = 43,367,371,478.36/297,044.02
  6. Step 6: Final answer
    x = 145,996.45

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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.