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Finding the Fourth Proportional to 357,614.46, 536,410.62 and 147,093.84

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Solution

The fourth proportional to 357,614.46, 536,410.62 and 147,093.84 is: 220,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,614.46 : 536,410.62 = 147,093.84 : x
  2. Step 2: Convert to fraction form
    357,614.46/536,410.62 = 147,093.84/x
  3. Step 3: Cross multiply
    357,614.46x = 536,410.62 × 147,093.84
  4. Step 4: Simplify right side
    357,614.46x = 78,902,697,912.58
  5. Step 5: Solve for x
    x = 78,902,697,912.58/357,614.46
  6. Step 6: Final answer
    x = 220,636.21

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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.