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Finding the Fourth Proportional to 335,665.65, 503,508.57 and 82,946.12

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Solution

The fourth proportional to 335,665.65, 503,508.57 and 82,946.12 is: 124,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,665.65 : 503,508.57 = 82,946.12 : x
  2. Step 2: Convert to fraction form
    335,665.65/503,508.57 = 82,946.12/x
  3. Step 3: Cross multiply
    335,665.65x = 503,508.57 × 82,946.12
  4. Step 4: Simplify right side
    335,665.65x = 41,764,082,268.25
  5. Step 5: Solve for x
    x = 41,764,082,268.25/335,665.65
  6. Step 6: Final answer
    x = 124,421.67

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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.