Home / 479,179.32-718,833.78-163,551.48

Finding the Fourth Proportional to 479,179.32, 718,833.78 and 163,551.48

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Solution

The fourth proportional to 479,179.32, 718,833.78 and 163,551.48 is: 245,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,179.32 : 718,833.78 = 163,551.48 : x
  2. Step 2: Convert to fraction form
    479,179.32/718,833.78 = 163,551.48/x
  3. Step 3: Cross multiply
    479,179.32x = 718,833.78 × 163,551.48
  4. Step 4: Simplify right side
    479,179.32x = 117,566,328,592.99
  5. Step 5: Solve for x
    x = 117,566,328,592.99/479,179.32
  6. Step 6: Final answer
    x = 245,349.34

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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.