Home / 361,424.43-498,725.10-200,238.75

Finding the Fourth Proportional to 361,424.43, 498,725.10 and 200,238.75

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Solution

The fourth proportional to 361,424.43, 498,725.10 and 200,238.75 is: 276,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,424.43 : 498,725.10 = 200,238.75 : x
  2. Step 2: Convert to fraction form
    361,424.43/498,725.10 = 200,238.75/x
  3. Step 3: Cross multiply
    361,424.43x = 498,725.10 × 200,238.75
  4. Step 4: Simplify right side
    361,424.43x = 99,864,090,617.63
  5. Step 5: Solve for x
    x = 99,864,090,617.63/361,424.43
  6. Step 6: Final answer
    x = 276,306.97

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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.