Home / 1,003,912.33-1,505,302.57-329,812.65

Finding the Fourth Proportional to 1,003,912.33, 1,505,302.57 and 329,812.65

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Solution

The fourth proportional to 1,003,912.33, 1,505,302.57 and 329,812.65 is: 494,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,912.33 : 1,505,302.57 = 329,812.65 : x
  2. Step 2: Convert to fraction form
    1,003,912.33/1,505,302.57 = 329,812.65/x
  3. Step 3: Cross multiply
    1,003,912.33x = 1,505,302.57 × 329,812.65
  4. Step 4: Simplify right side
    1,003,912.33x = 496,467,829,663.51
  5. Step 5: Solve for x
    x = 496,467,829,663.51/1,003,912.33
  6. Step 6: Final answer
    x = 494,533.05

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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.