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Finding the Fourth Proportional to 479,585.43, 719,222.39 and 159,651.36

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Solution

The fourth proportional to 479,585.43, 719,222.39 and 159,651.36 is: 239,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,585.43 : 719,222.39 = 159,651.36 : x
  2. Step 2: Convert to fraction form
    479,585.43/719,222.39 = 159,651.36/x
  3. Step 3: Cross multiply
    479,585.43x = 719,222.39 × 159,651.36
  4. Step 4: Simplify right side
    479,585.43x = 114,824,831,907.69
  5. Step 5: Solve for x
    x = 114,824,831,907.69/479,585.43
  6. Step 6: Final answer
    x = 239,425.19

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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.