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Finding the Fourth Proportional to 569,146.50, 785,553.12 and 327,568.59

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Solution

The fourth proportional to 569,146.50, 785,553.12 and 327,568.59 is: 452,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,146.50 : 785,553.12 = 327,568.59 : x
  2. Step 2: Convert to fraction form
    569,146.50/785,553.12 = 327,568.59/x
  3. Step 3: Cross multiply
    569,146.50x = 785,553.12 × 327,568.59
  4. Step 4: Simplify right side
    569,146.50x = 257,322,527,888.50
  5. Step 5: Solve for x
    x = 257,322,527,888.50/569,146.50
  6. Step 6: Final answer
    x = 452,120.02

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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.