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Finding the Fourth Proportional to 600,806.14, 829,105.09 and 325,157.57

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Solution

The fourth proportional to 600,806.14, 829,105.09 and 325,157.57 is: 448,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,806.14 : 829,105.09 = 325,157.57 : x
  2. Step 2: Convert to fraction form
    600,806.14/829,105.09 = 325,157.57/x
  3. Step 3: Cross multiply
    600,806.14x = 829,105.09 × 325,157.57
  4. Step 4: Simplify right side
    600,806.14x = 269,589,796,339.03
  5. Step 5: Solve for x
    x = 269,589,796,339.03/600,806.14
  6. Step 6: Final answer
    x = 448,713.45

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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.