Home / 442,168.16-610,018.83-272,107.04

Finding the Fourth Proportional to 442,168.16, 610,018.83 and 272,107.04

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Solution

The fourth proportional to 442,168.16, 610,018.83 and 272,107.04 is: 375,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,168.16 : 610,018.83 = 272,107.04 : x
  2. Step 2: Convert to fraction form
    442,168.16/610,018.83 = 272,107.04/x
  3. Step 3: Cross multiply
    442,168.16x = 610,018.83 × 272,107.04
  4. Step 4: Simplify right side
    442,168.16x = 165,990,418,175.56
  5. Step 5: Solve for x
    x = 165,990,418,175.56/442,168.16
  6. Step 6: Final answer
    x = 375,401.11

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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.