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Finding the Fourth Proportional to 822,806.44, 1,135,578.06 and 460,250.44

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Solution

The fourth proportional to 822,806.44, 1,135,578.06 and 460,250.44 is: 635,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,806.44 : 1,135,578.06 = 460,250.44 : x
  2. Step 2: Convert to fraction form
    822,806.44/1,135,578.06 = 460,250.44/x
  3. Step 3: Cross multiply
    822,806.44x = 1,135,578.06 × 460,250.44
  4. Step 4: Simplify right side
    822,806.44x = 522,650,301,769.35
  5. Step 5: Solve for x
    x = 522,650,301,769.35/822,806.44
  6. Step 6: Final answer
    x = 635,204.44

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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.