Home / 300,948.04-451,033.26-143,224.84

Finding the Fourth Proportional to 300,948.04, 451,033.26 and 143,224.84

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Solution

The fourth proportional to 300,948.04, 451,033.26 and 143,224.84 is: 214,652.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,948.04 : 451,033.26 = 143,224.84 : x
  2. Step 2: Convert to fraction form
    300,948.04/451,033.26 = 143,224.84/x
  3. Step 3: Cross multiply
    300,948.04x = 451,033.26 × 143,224.84
  4. Step 4: Simplify right side
    300,948.04x = 64,599,166,498.18
  5. Step 5: Solve for x
    x = 64,599,166,498.18/300,948.04
  6. Step 6: Final answer
    x = 214,652.23

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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.