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Finding the Fourth Proportional to 362,181.09, 499,809.51 and 201,035.76

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Solution

The fourth proportional to 362,181.09, 499,809.51 and 201,035.76 is: 277,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,181.09 : 499,809.51 = 201,035.76 : x
  2. Step 2: Convert to fraction form
    362,181.09/499,809.51 = 201,035.76/x
  3. Step 3: Cross multiply
    362,181.09x = 499,809.51 × 201,035.76
  4. Step 4: Simplify right side
    362,181.09x = 100,479,584,698.08
  5. Step 5: Solve for x
    x = 100,479,584,698.08/362,181.09
  6. Step 6: Final answer
    x = 277,429.13

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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.