Home / 726,796.23-1,002,968.69-404,506.39

Finding the Fourth Proportional to 726,796.23, 1,002,968.69 and 404,506.39

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Solution

The fourth proportional to 726,796.23, 1,002,968.69 and 404,506.39 is: 558,213.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,796.23 : 1,002,968.69 = 404,506.39 : x
  2. Step 2: Convert to fraction form
    726,796.23/1,002,968.69 = 404,506.39/x
  3. Step 3: Cross multiply
    726,796.23x = 1,002,968.69 × 404,506.39
  4. Step 4: Simplify right side
    726,796.23x = 405,707,244,074.93
  5. Step 5: Solve for x
    x = 405,707,244,074.93/726,796.23
  6. Step 6: Final answer
    x = 558,213.19

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Double scale
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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.