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Finding the Fourth Proportional to 333,099.76, 499,566.36 and 130,736.92

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Solution

The fourth proportional to 333,099.76, 499,566.36 and 130,736.92 is: 196,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,099.76 : 499,566.36 = 130,736.92 : x
  2. Step 2: Convert to fraction form
    333,099.76/499,566.36 = 130,736.92/x
  3. Step 3: Cross multiply
    333,099.76x = 499,566.36 × 130,736.92
  4. Step 4: Simplify right side
    333,099.76x = 65,311,767,242.01
  5. Step 5: Solve for x
    x = 65,311,767,242.01/333,099.76
  6. Step 6: Final answer
    x = 196,072.69

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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.