Home / 800,289.01-1,199,401.83-697,288.83

Finding the Fourth Proportional to 800,289.01, 1,199,401.83 and 697,288.83

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Solution

The fourth proportional to 800,289.01, 1,199,401.83 and 697,288.83 is: 1,045,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,289.01 : 1,199,401.83 = 697,288.83 : x
  2. Step 2: Convert to fraction form
    800,289.01/1,199,401.83 = 697,288.83/x
  3. Step 3: Cross multiply
    800,289.01x = 1,199,401.83 × 697,288.83
  4. Step 4: Simplify right side
    800,289.01x = 836,329,497,616.12
  5. Step 5: Solve for x
    x = 836,329,497,616.12/800,289.01
  6. Step 6: Final answer
    x = 1,045,034.34

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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.