Home / 492,904.62-738,907.38-177,289.02

Finding the Fourth Proportional to 492,904.62, 738,907.38 and 177,289.02

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Solution

The fourth proportional to 492,904.62, 738,907.38 and 177,289.02 is: 265,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,904.62 : 738,907.38 = 177,289.02 : x
  2. Step 2: Convert to fraction form
    492,904.62/738,907.38 = 177,289.02/x
  3. Step 3: Cross multiply
    492,904.62x = 738,907.38 × 177,289.02
  4. Step 4: Simplify right side
    492,904.62x = 131,000,165,270.97
  5. Step 5: Solve for x
    x = 131,000,165,270.97/492,904.62
  6. Step 6: Final answer
    x = 265,771.83

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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.