Home / 300,924.38-451,314.95-121,010.24

Finding the Fourth Proportional to 300,924.38, 451,314.95 and 121,010.24

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Solution

The fourth proportional to 300,924.38, 451,314.95 and 121,010.24 is: 181,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,924.38 : 451,314.95 = 121,010.24 : x
  2. Step 2: Convert to fraction form
    300,924.38/451,314.95 = 121,010.24/x
  3. Step 3: Cross multiply
    300,924.38x = 451,314.95 × 121,010.24
  4. Step 4: Simplify right side
    300,924.38x = 54,613,730,415.09
  5. Step 5: Solve for x
    x = 54,613,730,415.09/300,924.38
  6. Step 6: Final answer
    x = 181,486.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.