Home / 361,298.07-498,551.07-200,112.75

Finding the Fourth Proportional to 361,298.07, 498,551.07 and 200,112.75

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Solution

The fourth proportional to 361,298.07, 498,551.07 and 200,112.75 is: 276,133.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,298.07 : 498,551.07 = 200,112.75 : x
  2. Step 2: Convert to fraction form
    361,298.07/498,551.07 = 200,112.75/x
  3. Step 3: Cross multiply
    361,298.07x = 498,551.07 × 200,112.75
  4. Step 4: Simplify right side
    361,298.07x = 99,766,425,633.14
  5. Step 5: Solve for x
    x = 99,766,425,633.14/361,298.07
  6. Step 6: Final answer
    x = 276,133.29

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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.