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Finding the Fourth Proportional to 376,931.13, 520,286.13 and 241,330.29

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Solution

The fourth proportional to 376,931.13, 520,286.13 and 241,330.29 is: 333,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,931.13 : 520,286.13 = 241,330.29 : x
  2. Step 2: Convert to fraction form
    376,931.13/520,286.13 = 241,330.29/x
  3. Step 3: Cross multiply
    376,931.13x = 520,286.13 × 241,330.29
  4. Step 4: Simplify right side
    376,931.13x = 125,560,802,635.88
  5. Step 5: Solve for x
    x = 125,560,802,635.88/376,931.13
  6. Step 6: Final answer
    x = 333,113.38

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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.