Home / 376,014.62-518,901.02-214,869.27

Finding the Fourth Proportional to 376,014.62, 518,901.02 and 214,869.27

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Solution

The fourth proportional to 376,014.62, 518,901.02 and 214,869.27 is: 296,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,014.62 : 518,901.02 = 214,869.27 : x
  2. Step 2: Convert to fraction form
    376,014.62/518,901.02 = 214,869.27/x
  3. Step 3: Cross multiply
    376,014.62x = 518,901.02 × 214,869.27
  4. Step 4: Simplify right side
    376,014.62x = 111,495,882,295.31
  5. Step 5: Solve for x
    x = 111,495,882,295.31/376,014.62
  6. Step 6: Final answer
    x = 296,520.08

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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.