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Finding the Fourth Proportional to 713,375.07, 1,070,202.47 and 264,099.39

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Solution

The fourth proportional to 713,375.07, 1,070,202.47 and 264,099.39 is: 396,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,375.07 : 1,070,202.47 = 264,099.39 : x
  2. Step 2: Convert to fraction form
    713,375.07/1,070,202.47 = 264,099.39/x
  3. Step 3: Cross multiply
    713,375.07x = 1,070,202.47 × 264,099.39
  4. Step 4: Simplify right side
    713,375.07x = 282,639,818,183.00
  5. Step 5: Solve for x
    x = 282,639,818,183.00/713,375.07
  6. Step 6: Final answer
    x = 396,200.86

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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.