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Finding the Fourth Proportional to 376,904.73, 520,249.75 and 241,303.90

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Solution

The fourth proportional to 376,904.73, 520,249.75 and 241,303.90 is: 333,076.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,904.73 : 520,249.75 = 241,303.90 : x
  2. Step 2: Convert to fraction form
    376,904.73/520,249.75 = 241,303.90/x
  3. Step 3: Cross multiply
    376,904.73x = 520,249.75 × 241,303.90
  4. Step 4: Simplify right side
    376,904.73x = 125,538,293,649.03
  5. Step 5: Solve for x
    x = 125,538,293,649.03/376,904.73
  6. Step 6: Final answer
    x = 333,076.99

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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.