Home / 361,274.01-498,558.17-200,139.51

Finding the Fourth Proportional to 361,274.01, 498,558.17 and 200,139.51

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Solution

The fourth proportional to 361,274.01, 498,558.17 and 200,139.51 is: 276,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,274.01 : 498,558.17 = 200,139.51 : x
  2. Step 2: Convert to fraction form
    361,274.01/498,558.17 = 200,139.51/x
  3. Step 3: Cross multiply
    361,274.01x = 498,558.17 × 200,139.51
  4. Step 4: Simplify right side
    361,274.01x = 99,781,186,849.60
  5. Step 5: Solve for x
    x = 99,781,186,849.60/361,274.01
  6. Step 6: Final answer
    x = 276,192.54

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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.