Home / 816,047.22-1,224,471.78-367,085.28

Finding the Fourth Proportional to 816,047.22, 1,224,471.78 and 367,085.28

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Solution

The fourth proportional to 816,047.22, 1,224,471.78 and 367,085.28 is: 550,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,047.22 : 1,224,471.78 = 367,085.28 : x
  2. Step 2: Convert to fraction form
    816,047.22/1,224,471.78 = 367,085.28/x
  3. Step 3: Cross multiply
    816,047.22x = 1,224,471.78 × 367,085.28
  4. Step 4: Simplify right side
    816,047.22x = 449,485,566,213.40
  5. Step 5: Solve for x
    x = 449,485,566,213.40/816,047.22
  6. Step 6: Final answer
    x = 550,808.28

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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.