Home / 300,916.08-451,127.76-150,975.36

Finding the Fourth Proportional to 300,916.08, 451,127.76 and 150,975.36

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Solution

The fourth proportional to 300,916.08, 451,127.76 and 150,975.36 is: 226,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,916.08 : 451,127.76 = 150,975.36 : x
  2. Step 2: Convert to fraction form
    300,916.08/451,127.76 = 150,975.36/x
  3. Step 3: Cross multiply
    300,916.08x = 451,127.76 × 150,975.36
  4. Step 4: Simplify right side
    300,916.08x = 68,109,175,971.99
  5. Step 5: Solve for x
    x = 68,109,175,971.99/300,916.08
  6. Step 6: Final answer
    x = 226,339.44

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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.