Home / 361,213.30-498,468.86-197,868.50

Finding the Fourth Proportional to 361,213.30, 498,468.86 and 197,868.50

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Solution

The fourth proportional to 361,213.30, 498,468.86 and 197,868.50 is: 273,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,213.30 : 498,468.86 = 197,868.50 : x
  2. Step 2: Convert to fraction form
    361,213.30/498,468.86 = 197,868.50/x
  3. Step 3: Cross multiply
    361,213.30x = 498,468.86 × 197,868.50
  4. Step 4: Simplify right side
    361,213.30x = 98,631,285,624.91
  5. Step 5: Solve for x
    x = 98,631,285,624.91/361,213.30
  6. Step 6: Final answer
    x = 273,055.52

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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.