Home / 800,640.21-1,199,631.70-563,484.66

Finding the Fourth Proportional to 800,640.21, 1,199,631.70 and 563,484.66

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Solution

The fourth proportional to 800,640.21, 1,199,631.70 and 563,484.66 is: 844,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,640.21 : 1,199,631.70 = 563,484.66 : x
  2. Step 2: Convert to fraction form
    800,640.21/1,199,631.70 = 563,484.66/x
  3. Step 3: Cross multiply
    800,640.21x = 1,199,631.70 × 563,484.66
  4. Step 4: Simplify right side
    800,640.21x = 675,974,057,782.30
  5. Step 5: Solve for x
    x = 675,974,057,782.30/800,640.21
  6. Step 6: Final answer
    x = 844,291.92

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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.