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Finding the Fourth Proportional to 606,099.94, 909,496.59 and 306,604.87

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Solution

The fourth proportional to 606,099.94, 909,496.59 and 306,604.87 is: 460,082.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,099.94 : 909,496.59 = 306,604.87 : x
  2. Step 2: Convert to fraction form
    606,099.94/909,496.59 = 306,604.87/x
  3. Step 3: Cross multiply
    606,099.94x = 909,496.59 × 306,604.87
  4. Step 4: Simplify right side
    606,099.94x = 278,856,080,318.88
  5. Step 5: Solve for x
    x = 278,856,080,318.88/606,099.94
  6. Step 6: Final answer
    x = 460,082.67

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1.5x scale

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.