Home / 376,116.46-518,914.50-214,857.33

Finding the Fourth Proportional to 376,116.46, 518,914.50 and 214,857.33

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Solution

The fourth proportional to 376,116.46, 518,914.50 and 214,857.33 is: 296,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,116.46 : 518,914.50 = 214,857.33 : x
  2. Step 2: Convert to fraction form
    376,116.46/518,914.50 = 214,857.33/x
  3. Step 3: Cross multiply
    376,116.46x = 518,914.50 × 214,857.33
  4. Step 4: Simplify right side
    376,116.46x = 111,492,586,803.55
  5. Step 5: Solve for x
    x = 111,492,586,803.55/376,116.46
  6. Step 6: Final answer
    x = 296,431.02

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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.