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Finding the Fourth Proportional to 376,910.74, 520,258.02 and 241,309.90

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Solution

The fourth proportional to 376,910.74, 520,258.02 and 241,309.90 is: 333,085.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,910.74 : 520,258.02 = 241,309.90 : x
  2. Step 2: Convert to fraction form
    376,910.74/520,258.02 = 241,309.90/x
  3. Step 3: Cross multiply
    376,910.74x = 520,258.02 × 241,309.90
  4. Step 4: Simplify right side
    376,910.74x = 125,543,410,780.40
  5. Step 5: Solve for x
    x = 125,543,410,780.40/376,910.74
  6. Step 6: Final answer
    x = 333,085.26

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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.