Home / 376,850.34-519,845.85-238,776.66

Finding the Fourth Proportional to 376,850.34, 519,845.85 and 238,776.66

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Solution

The fourth proportional to 376,850.34, 519,845.85 and 238,776.66 is: 329,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,850.34 : 519,845.85 = 238,776.66 : x
  2. Step 2: Convert to fraction form
    376,850.34/519,845.85 = 238,776.66/x
  3. Step 3: Cross multiply
    376,850.34x = 519,845.85 × 238,776.66
  4. Step 4: Simplify right side
    376,850.34x = 124,127,055,777.86
  5. Step 5: Solve for x
    x = 124,127,055,777.86/376,850.34
  6. Step 6: Final answer
    x = 329,380.24

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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.