Home / 361,116.26-498,339.62-208,153.43

Finding the Fourth Proportional to 361,116.26, 498,339.62 and 208,153.43

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Solution

The fourth proportional to 361,116.26, 498,339.62 and 208,153.43 is: 287,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,116.26 : 498,339.62 = 208,153.43 : x
  2. Step 2: Convert to fraction form
    361,116.26/498,339.62 = 208,153.43/x
  3. Step 3: Cross multiply
    361,116.26x = 498,339.62 × 208,153.43
  4. Step 4: Simplify right side
    361,116.26x = 103,731,101,207.90
  5. Step 5: Solve for x
    x = 103,731,101,207.90/361,116.26
  6. Step 6: Final answer
    x = 287,251.27

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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.