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Finding the Fourth Proportional to 509,149.83, 764,040.13 and 296,018.04

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Solution

The fourth proportional to 509,149.83, 764,040.13 and 296,018.04 is: 444,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,149.83 : 764,040.13 = 296,018.04 : x
  2. Step 2: Convert to fraction form
    509,149.83/764,040.13 = 296,018.04/x
  3. Step 3: Cross multiply
    509,149.83x = 764,040.13 × 296,018.04
  4. Step 4: Simplify right side
    509,149.83x = 226,169,663,889.05
  5. Step 5: Solve for x
    x = 226,169,663,889.05/509,149.83
  6. Step 6: Final answer
    x = 444,210.42

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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.