Home / 800,522.24-1,199,595.09-445,047.26

Finding the Fourth Proportional to 800,522.24, 1,199,595.09 and 445,047.26

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Solution

The fourth proportional to 800,522.24, 1,199,595.09 and 445,047.26 is: 666,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,522.24 : 1,199,595.09 = 445,047.26 : x
  2. Step 2: Convert to fraction form
    800,522.24/1,199,595.09 = 445,047.26/x
  3. Step 3: Cross multiply
    800,522.24x = 1,199,595.09 × 445,047.26
  4. Step 4: Simplify right side
    800,522.24x = 533,876,507,913.95
  5. Step 5: Solve for x
    x = 533,876,507,913.95/800,522.24
  6. Step 6: Final answer
    x = 666,910.28

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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.