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Finding the Fourth Proportional to 445,491, 614,777.70 and 244,291.32

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Solution

The fourth proportional to 445,491, 614,777.70 and 244,291.32 is: 337,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,491 : 614,777.70 = 244,291.32 : x
  2. Step 2: Convert to fraction form
    445,491/614,777.70 = 244,291.32/x
  3. Step 3: Cross multiply
    445,491x = 614,777.70 × 244,291.32
  4. Step 4: Simplify right side
    445,491x = 150,184,855,839.56
  5. Step 5: Solve for x
    x = 150,184,855,839.56/445,491
  6. Step 6: Final answer
    x = 337,122.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.