Home / 751,194.38-1,036,674.78-411,662.63

Finding the Fourth Proportional to 751,194.38, 1,036,674.78 and 411,662.63

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Solution

The fourth proportional to 751,194.38, 1,036,674.78 and 411,662.63 is: 568,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,194.38 : 1,036,674.78 = 411,662.63 : x
  2. Step 2: Convert to fraction form
    751,194.38/1,036,674.78 = 411,662.63/x
  3. Step 3: Cross multiply
    751,194.38x = 1,036,674.78 × 411,662.63
  4. Step 4: Simplify right side
    751,194.38x = 426,760,266,389.47
  5. Step 5: Solve for x
    x = 426,760,266,389.47/751,194.38
  6. Step 6: Final answer
    x = 568,108.97

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Double scale
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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.