Home / 454,907.10-682,243.82-134,983.30

Finding the Fourth Proportional to 454,907.10, 682,243.82 and 134,983.30

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Solution

The fourth proportional to 454,907.10, 682,243.82 and 134,983.30 is: 202,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,907.10 : 682,243.82 = 134,983.30 : x
  2. Step 2: Convert to fraction form
    454,907.10/682,243.82 = 134,983.30/x
  3. Step 3: Cross multiply
    454,907.10x = 682,243.82 × 134,983.30
  4. Step 4: Simplify right side
    454,907.10x = 92,091,522,228.21
  5. Step 5: Solve for x
    x = 92,091,522,228.21/454,907.10
  6. Step 6: Final answer
    x = 202,440.28

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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.