Home / 850,198.45-1,173,266.09-468,217.03

Finding the Fourth Proportional to 850,198.45, 1,173,266.09 and 468,217.03

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Solution

The fourth proportional to 850,198.45, 1,173,266.09 and 468,217.03 is: 646,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,198.45 : 1,173,266.09 = 468,217.03 : x
  2. Step 2: Convert to fraction form
    850,198.45/1,173,266.09 = 468,217.03/x
  3. Step 3: Cross multiply
    850,198.45x = 1,173,266.09 × 468,217.03
  4. Step 4: Simplify right side
    850,198.45x = 549,343,161,718.43
  5. Step 5: Solve for x
    x = 549,343,161,718.43/850,198.45
  6. Step 6: Final answer
    x = 646,135.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.