Home / 1,003,809.42-1,505,394.80-329,734.33

Finding the Fourth Proportional to 1,003,809.42, 1,505,394.80 and 329,734.33

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Solution

The fourth proportional to 1,003,809.42, 1,505,394.80 and 329,734.33 is: 494,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,809.42 : 1,505,394.80 = 329,734.33 : x
  2. Step 2: Convert to fraction form
    1,003,809.42/1,505,394.80 = 329,734.33/x
  3. Step 3: Cross multiply
    1,003,809.42x = 1,505,394.80 × 329,734.33
  4. Step 4: Simplify right side
    1,003,809.42x = 496,380,347,011.34
  5. Step 5: Solve for x
    x = 496,380,347,011.34/1,003,809.42
  6. Step 6: Final answer
    x = 494,496.60

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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.