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Finding the Fourth Proportional to 573,172.08, 858,447 and 273,863.04

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Solution

The fourth proportional to 573,172.08, 858,447 and 273,863.04 is: 410,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,172.08 : 858,447 = 273,863.04 : x
  2. Step 2: Convert to fraction form
    573,172.08/858,447 = 273,863.04/x
  3. Step 3: Cross multiply
    573,172.08x = 858,447 × 273,863.04
  4. Step 4: Simplify right side
    573,172.08x = 235,096,905,098.88
  5. Step 5: Solve for x
    x = 235,096,905,098.88/573,172.08
  6. Step 6: Final answer
    x = 410,168.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.