Home / 361,331.19-498,622.77-200,188.71

Finding the Fourth Proportional to 361,331.19, 498,622.77 and 200,188.71

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Solution

The fourth proportional to 361,331.19, 498,622.77 and 200,188.71 is: 276,252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,331.19 : 498,622.77 = 200,188.71 : x
  2. Step 2: Convert to fraction form
    361,331.19/498,622.77 = 200,188.71/x
  3. Step 3: Cross multiply
    361,331.19x = 498,622.77 × 200,188.71
  4. Step 4: Simplify right side
    361,331.19x = 99,818,649,102.93
  5. Step 5: Solve for x
    x = 99,818,649,102.93/361,331.19
  6. Step 6: Final answer
    x = 276,252.51

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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.