Home / 792,709.80-1,189,142.44-224,095.20

Finding the Fourth Proportional to 792,709.80, 1,189,142.44 and 224,095.20

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Solution

The fourth proportional to 792,709.80, 1,189,142.44 and 224,095.20 is: 336,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,709.80 : 1,189,142.44 = 224,095.20 : x
  2. Step 2: Convert to fraction form
    792,709.80/1,189,142.44 = 224,095.20/x
  3. Step 3: Cross multiply
    792,709.80x = 1,189,142.44 × 224,095.20
  4. Step 4: Simplify right side
    792,709.80x = 266,481,112,920.29
  5. Step 5: Solve for x
    x = 266,481,112,920.29/792,709.80
  6. Step 6: Final answer
    x = 336,164.78

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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.