Home / 298,837.02-447,313.05-192,077.67

Finding the Fourth Proportional to 298,837.02, 447,313.05 and 192,077.67

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Solution

The fourth proportional to 298,837.02, 447,313.05 and 192,077.67 is: 287,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,837.02 : 447,313.05 = 192,077.67 : x
  2. Step 2: Convert to fraction form
    298,837.02/447,313.05 = 192,077.67/x
  3. Step 3: Cross multiply
    298,837.02x = 447,313.05 × 192,077.67
  4. Step 4: Simplify right side
    298,837.02x = 85,918,848,404.59
  5. Step 5: Solve for x
    x = 85,918,848,404.59/298,837.02
  6. Step 6: Final answer
    x = 287,510.73

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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.