Home / 361,175.43-498,427.32-208,210.77

Finding the Fourth Proportional to 361,175.43, 498,427.32 and 208,210.77

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Solution

The fourth proportional to 361,175.43, 498,427.32 and 208,210.77 is: 287,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,175.43 : 498,427.32 = 208,210.77 : x
  2. Step 2: Convert to fraction form
    361,175.43/498,427.32 = 208,210.77/x
  3. Step 3: Cross multiply
    361,175.43x = 498,427.32 × 208,210.77
  4. Step 4: Simplify right side
    361,175.43x = 103,777,936,086.24
  5. Step 5: Solve for x
    x = 103,777,936,086.24/361,175.43
  6. Step 6: Final answer
    x = 287,333.88

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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.