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Finding the Fourth Proportional to 444,506.79, 613,414.58 and 240,553.20

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Solution

The fourth proportional to 444,506.79, 613,414.58 and 240,553.20 is: 331,960.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,506.79 : 613,414.58 = 240,553.20 : x
  2. Step 2: Convert to fraction form
    444,506.79/613,414.58 = 240,553.20/x
  3. Step 3: Cross multiply
    444,506.79x = 613,414.58 × 240,553.20
  4. Step 4: Simplify right side
    444,506.79x = 147,558,840,145.66
  5. Step 5: Solve for x
    x = 147,558,840,145.66/444,506.79
  6. Step 6: Final answer
    x = 331,960.82

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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.