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Finding the Fourth Proportional to 444,770.49, 613,780.68 and 240,817.21

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Solution

The fourth proportional to 444,770.49, 613,780.68 and 240,817.21 is: 332,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,770.49 : 613,780.68 = 240,817.21 : x
  2. Step 2: Convert to fraction form
    444,770.49/613,780.68 = 240,817.21/x
  3. Step 3: Cross multiply
    444,770.49x = 613,780.68 × 240,817.21
  4. Step 4: Simplify right side
    444,770.49x = 147,808,952,900.52
  5. Step 5: Solve for x
    x = 147,808,952,900.52/444,770.49
  6. Step 6: Final answer
    x = 332,326.35

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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.