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Finding the Fourth Proportional to 202,671, 304,004.07 and 190,340.01

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Solution

The fourth proportional to 202,671, 304,004.07 and 190,340.01 is: 285,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,671 : 304,004.07 = 190,340.01 : x
  2. Step 2: Convert to fraction form
    202,671/304,004.07 = 190,340.01/x
  3. Step 3: Cross multiply
    202,671x = 304,004.07 × 190,340.01
  4. Step 4: Simplify right side
    202,671x = 57,864,137,723.84
  5. Step 5: Solve for x
    x = 57,864,137,723.84/202,671
  6. Step 6: Final answer
    x = 285,507.73

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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.