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Finding the Fourth Proportional to 297,522.66, 445,522.05 and 164,254.98

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Solution

The fourth proportional to 297,522.66, 445,522.05 and 164,254.98 is: 245,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,522.66 : 445,522.05 = 164,254.98 : x
  2. Step 2: Convert to fraction form
    297,522.66/445,522.05 = 164,254.98/x
  3. Step 3: Cross multiply
    297,522.66x = 445,522.05 × 164,254.98
  4. Step 4: Simplify right side
    297,522.66x = 73,179,215,412.31
  5. Step 5: Solve for x
    x = 73,179,215,412.31/297,522.66
  6. Step 6: Final answer
    x = 245,961.82

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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.