Home / 903,491.94-1,355,362.92-304,624.38

Finding the Fourth Proportional to 903,491.94, 1,355,362.92 and 304,624.38

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Solution

The fourth proportional to 903,491.94, 1,355,362.92 and 304,624.38 is: 456,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,491.94 : 1,355,362.92 = 304,624.38 : x
  2. Step 2: Convert to fraction form
    903,491.94/1,355,362.92 = 304,624.38/x
  3. Step 3: Cross multiply
    903,491.94x = 1,355,362.92 × 304,624.38
  4. Step 4: Simplify right side
    903,491.94x = 412,876,589,179.99
  5. Step 5: Solve for x
    x = 412,876,589,179.99/903,491.94
  6. Step 6: Final answer
    x = 456,978.72

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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.