Home / 326,878.28-451,081.59-181,683.35

Finding the Fourth Proportional to 326,878.28, 451,081.59 and 181,683.35

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Solution

The fourth proportional to 326,878.28, 451,081.59 and 181,683.35 is: 250,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,878.28 : 451,081.59 = 181,683.35 : x
  2. Step 2: Convert to fraction form
    326,878.28/451,081.59 = 181,683.35/x
  3. Step 3: Cross multiply
    326,878.28x = 451,081.59 × 181,683.35
  4. Step 4: Simplify right side
    326,878.28x = 81,954,014,394.53
  5. Step 5: Solve for x
    x = 81,954,014,394.53/326,878.28
  6. Step 6: Final answer
    x = 250,717.22

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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.