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Finding the Fourth Proportional to 401,060.35, 601,568.38 and 134,793.37

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Solution

The fourth proportional to 401,060.35, 601,568.38 and 134,793.37 is: 202,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,060.35 : 601,568.38 = 134,793.37 : x
  2. Step 2: Convert to fraction form
    401,060.35/601,568.38 = 134,793.37/x
  3. Step 3: Cross multiply
    401,060.35x = 601,568.38 × 134,793.37
  4. Step 4: Simplify right side
    401,060.35x = 81,087,429,225.64
  5. Step 5: Solve for x
    x = 81,087,429,225.64/401,060.35
  6. Step 6: Final answer
    x = 202,182.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.