Home / 361,276.77-498,561.84-200,142.27

Finding the Fourth Proportional to 361,276.77, 498,561.84 and 200,142.27

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Solution

The fourth proportional to 361,276.77, 498,561.84 and 200,142.27 is: 276,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,276.77 : 498,561.84 = 200,142.27 : x
  2. Step 2: Convert to fraction form
    361,276.77/498,561.84 = 200,142.27/x
  3. Step 3: Cross multiply
    361,276.77x = 498,561.84 × 200,142.27
  4. Step 4: Simplify right side
    361,276.77x = 99,783,298,392.98
  5. Step 5: Solve for x
    x = 99,783,298,392.98/361,276.77
  6. Step 6: Final answer
    x = 276,196.28

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1.5x scale

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.