Home / 812,900.08-1,219,016.40-244,082.44

Finding the Fourth Proportional to 812,900.08, 1,219,016.40 and 244,082.44

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Solution

The fourth proportional to 812,900.08, 1,219,016.40 and 244,082.44 is: 366,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,900.08 : 1,219,016.40 = 244,082.44 : x
  2. Step 2: Convert to fraction form
    812,900.08/1,219,016.40 = 244,082.44/x
  3. Step 3: Cross multiply
    812,900.08x = 1,219,016.40 × 244,082.44
  4. Step 4: Simplify right side
    812,900.08x = 297,540,497,312.02
  5. Step 5: Solve for x
    x = 297,540,497,312.02/812,900.08
  6. Step 6: Final answer
    x = 366,023.46

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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.