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Finding the Fourth Proportional to 479,496.94, 718,673.45 and 222,983.24

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Solution

The fourth proportional to 479,496.94, 718,673.45 and 222,983.24 is: 334,208.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,496.94 : 718,673.45 = 222,983.24 : x
  2. Step 2: Convert to fraction form
    479,496.94/718,673.45 = 222,983.24/x
  3. Step 3: Cross multiply
    479,496.94x = 718,673.45 × 222,983.24
  4. Step 4: Simplify right side
    479,496.94x = 160,252,135,064.75
  5. Step 5: Solve for x
    x = 160,252,135,064.75/479,496.94
  6. Step 6: Final answer
    x = 334,208.88

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1.5x scale

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.