Home / 803,999.20-1,204,249.20-699,023.20

Finding the Fourth Proportional to 803,999.20, 1,204,249.20 and 699,023.20

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Solution

The fourth proportional to 803,999.20, 1,204,249.20 and 699,023.20 is: 1,047,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,999.20 : 1,204,249.20 = 699,023.20 : x
  2. Step 2: Convert to fraction form
    803,999.20/1,204,249.20 = 699,023.20/x
  3. Step 3: Cross multiply
    803,999.20x = 1,204,249.20 × 699,023.20
  4. Step 4: Simplify right side
    803,999.20x = 841,798,129,381.44
  5. Step 5: Solve for x
    x = 841,798,129,381.44/803,999.20
  6. Step 6: Final answer
    x = 1,047,013.64

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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.