Home / 361,211.30-498,466.10-197,866.50

Finding the Fourth Proportional to 361,211.30, 498,466.10 and 197,866.50

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Solution

The fourth proportional to 361,211.30, 498,466.10 and 197,866.50 is: 273,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,211.30 : 498,466.10 = 197,866.50 : x
  2. Step 2: Convert to fraction form
    361,211.30/498,466.10 = 197,866.50/x
  3. Step 3: Cross multiply
    361,211.30x = 498,466.10 × 197,866.50
  4. Step 4: Simplify right side
    361,211.30x = 98,629,741,201.07
  5. Step 5: Solve for x
    x = 98,629,741,201.07/361,211.30
  6. Step 6: Final answer
    x = 273,052.76

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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.