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Finding the Fourth Proportional to 350,599.45, 483,861.27 and 207,405.58

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Solution

The fourth proportional to 350,599.45, 483,861.27 and 207,405.58 is: 286,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,599.45 : 483,861.27 = 207,405.58 : x
  2. Step 2: Convert to fraction form
    350,599.45/483,861.27 = 207,405.58/x
  3. Step 3: Cross multiply
    350,599.45x = 483,861.27 × 207,405.58
  4. Step 4: Simplify right side
    350,599.45x = 100,355,527,343.89
  5. Step 5: Solve for x
    x = 100,355,527,343.89/350,599.45
  6. Step 6: Final answer
    x = 286,239.83

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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.