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Finding the Fourth Proportional to 800,303.77, 1,200,792.62 and 350,792.65

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Solution

The fourth proportional to 800,303.77, 1,200,792.62 and 350,792.65 is: 526,336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,303.77 : 1,200,792.62 = 350,792.65 : x
  2. Step 2: Convert to fraction form
    800,303.77/1,200,792.62 = 350,792.65/x
  3. Step 3: Cross multiply
    800,303.77x = 1,200,792.62 × 350,792.65
  4. Step 4: Simplify right side
    800,303.77x = 421,229,225,270.24
  5. Step 5: Solve for x
    x = 421,229,225,270.24/800,303.77
  6. Step 6: Final answer
    x = 526,336.67

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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.