Home / 376,301.24-519,321.30-212,957.86

Finding the Fourth Proportional to 376,301.24, 519,321.30 and 212,957.86

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Solution

The fourth proportional to 376,301.24, 519,321.30 and 212,957.86 is: 293,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,301.24 : 519,321.30 = 212,957.86 : x
  2. Step 2: Convert to fraction form
    376,301.24/519,321.30 = 212,957.86/x
  3. Step 3: Cross multiply
    376,301.24x = 519,321.30 × 212,957.86
  4. Step 4: Simplify right side
    376,301.24x = 110,593,550,103.81
  5. Step 5: Solve for x
    x = 110,593,550,103.81/376,301.24
  6. Step 6: Final answer
    x = 293,896.32

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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.