Home / 873,020.22-1,204,755.56-491,046.10

Finding the Fourth Proportional to 873,020.22, 1,204,755.56 and 491,046.10

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Solution

The fourth proportional to 873,020.22, 1,204,755.56 and 491,046.10 is: 677,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,020.22 : 1,204,755.56 = 491,046.10 : x
  2. Step 2: Convert to fraction form
    873,020.22/1,204,755.56 = 491,046.10/x
  3. Step 3: Cross multiply
    873,020.22x = 1,204,755.56 × 491,046.10
  4. Step 4: Simplify right side
    873,020.22x = 591,590,519,191.32
  5. Step 5: Solve for x
    x = 591,590,519,191.32/873,020.22
  6. Step 6: Final answer
    x = 677,636.68

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1.5x scale

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.