Home / 479,631.00-719,517.58-159,678.37

Finding the Fourth Proportional to 479,631.00, 719,517.58 and 159,678.37

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Solution

The fourth proportional to 479,631.00, 719,517.58 and 159,678.37 is: 239,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,631.00 : 719,517.58 = 159,678.37 : x
  2. Step 2: Convert to fraction form
    479,631.00/719,517.58 = 159,678.37/x
  3. Step 3: Cross multiply
    479,631.00x = 719,517.58 × 159,678.37
  4. Step 4: Simplify right side
    479,631.00x = 114,891,395,759.14
  5. Step 5: Solve for x
    x = 114,891,395,759.14/479,631.00
  6. Step 6: Final answer
    x = 239,541.22

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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.