Home / 751,306.32-1,036,755.72-411,750.48

Finding the Fourth Proportional to 751,306.32, 1,036,755.72 and 411,750.48

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Solution

The fourth proportional to 751,306.32, 1,036,755.72 and 411,750.48 is: 568,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,306.32 : 1,036,755.72 = 411,750.48 : x
  2. Step 2: Convert to fraction form
    751,306.32/1,036,755.72 = 411,750.48/x
  3. Step 3: Cross multiply
    751,306.32x = 1,036,755.72 × 411,750.48
  4. Step 4: Simplify right side
    751,306.32x = 426,884,665,352.75
  5. Step 5: Solve for x
    x = 426,884,665,352.75/751,306.32
  6. Step 6: Final answer
    x = 568,189.90

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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.