Home / 800,006.08-1,200,599.68-379,283.52

Finding the Fourth Proportional to 800,006.08, 1,200,599.68 and 379,283.52

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Solution

The fourth proportional to 800,006.08, 1,200,599.68 and 379,283.52 is: 569,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,006.08 : 1,200,599.68 = 379,283.52 : x
  2. Step 2: Convert to fraction form
    800,006.08/1,200,599.68 = 379,283.52/x
  3. Step 3: Cross multiply
    800,006.08x = 1,200,599.68 × 379,283.52
  4. Step 4: Simplify right side
    800,006.08x = 455,367,672,741.27
  5. Step 5: Solve for x
    x = 455,367,672,741.27/800,006.08
  6. Step 6: Final answer
    x = 569,205.26

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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.