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Finding the Fourth Proportional to 376,965.92, 520,334.40 and 241,364.96

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Solution

The fourth proportional to 376,965.92, 520,334.40 and 241,364.96 is: 333,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,965.92 : 520,334.40 = 241,364.96 : x
  2. Step 2: Convert to fraction form
    376,965.92/520,334.40 = 241,364.96/x
  3. Step 3: Cross multiply
    376,965.92x = 520,334.40 × 241,364.96
  4. Step 4: Simplify right side
    376,965.92x = 125,590,491,642.62
  5. Step 5: Solve for x
    x = 125,590,491,642.62/376,965.92
  6. Step 6: Final answer
    x = 333,161.39

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1.5x scale

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.