Home / 360,996.12-498,226.78-208,005.02

Finding the Fourth Proportional to 360,996.12, 498,226.78 and 208,005.02

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Solution

The fourth proportional to 360,996.12, 498,226.78 and 208,005.02 is: 287,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,996.12 : 498,226.78 = 208,005.02 : x
  2. Step 2: Convert to fraction form
    360,996.12/498,226.78 = 208,005.02/x
  3. Step 3: Cross multiply
    360,996.12x = 498,226.78 × 208,005.02
  4. Step 4: Simplify right side
    360,996.12x = 103,633,671,338.44
  5. Step 5: Solve for x
    x = 103,633,671,338.44/360,996.12
  6. Step 6: Final answer
    x = 287,076.97

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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.