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Finding the Fourth Proportional to 442,920.35, 611,229.90 and 241,716.35

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Solution

The fourth proportional to 442,920.35, 611,229.90 and 241,716.35 is: 333,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,920.35 : 611,229.90 = 241,716.35 : x
  2. Step 2: Convert to fraction form
    442,920.35/611,229.90 = 241,716.35/x
  3. Step 3: Cross multiply
    442,920.35x = 611,229.90 × 241,716.35
  4. Step 4: Simplify right side
    442,920.35x = 147,744,257,382.72
  5. Step 5: Solve for x
    x = 147,744,257,382.72/442,920.35
  6. Step 6: Final answer
    x = 333,568.46

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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.