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Finding the Fourth Proportional to 349,798.80, 482,794.04 and 222,449.76

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Solution

The fourth proportional to 349,798.80, 482,794.04 and 222,449.76 is: 307,026.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,798.80 : 482,794.04 = 222,449.76 : x
  2. Step 2: Convert to fraction form
    349,798.80/482,794.04 = 222,449.76/x
  3. Step 3: Cross multiply
    349,798.80x = 482,794.04 × 222,449.76
  4. Step 4: Simplify right side
    349,798.80x = 107,397,418,327.43
  5. Step 5: Solve for x
    x = 107,397,418,327.43/349,798.80
  6. Step 6: Final answer
    x = 307,026.26

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1.5x scale

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.