Home / 407,324.09-610,788.83-238,899.57

Finding the Fourth Proportional to 407,324.09, 610,788.83 and 238,899.57

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Solution

The fourth proportional to 407,324.09, 610,788.83 and 238,899.57 is: 358,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,324.09 : 610,788.83 = 238,899.57 : x
  2. Step 2: Convert to fraction form
    407,324.09/610,788.83 = 238,899.57/x
  3. Step 3: Cross multiply
    407,324.09x = 610,788.83 × 238,899.57
  4. Step 4: Simplify right side
    407,324.09x = 145,917,187,653.31
  5. Step 5: Solve for x
    x = 145,917,187,653.31/407,324.09
  6. Step 6: Final answer
    x = 358,233.64

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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.