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Finding the Fourth Proportional to 349,360.98, 482,041.17 and 222,223.38

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Solution

The fourth proportional to 349,360.98, 482,041.17 and 222,223.38 is: 306,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,360.98 : 482,041.17 = 222,223.38 : x
  2. Step 2: Convert to fraction form
    349,360.98/482,041.17 = 222,223.38/x
  3. Step 3: Cross multiply
    349,360.98x = 482,041.17 × 222,223.38
  4. Step 4: Simplify right side
    349,360.98x = 107,120,818,096.56
  5. Step 5: Solve for x
    x = 107,120,818,096.56/349,360.98
  6. Step 6: Final answer
    x = 306,619.30

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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.