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Finding the Fourth Proportional to 604,221.58, 904,361.01 and 444,255.10

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Solution

The fourth proportional to 604,221.58, 904,361.01 and 444,255.10 is: 664,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,221.58 : 904,361.01 = 444,255.10 : x
  2. Step 2: Convert to fraction form
    604,221.58/904,361.01 = 444,255.10/x
  3. Step 3: Cross multiply
    604,221.58x = 904,361.01 × 444,255.10
  4. Step 4: Simplify right side
    604,221.58x = 401,766,990,933.65
  5. Step 5: Solve for x
    x = 401,766,990,933.65/604,221.58
  6. Step 6: Final answer
    x = 664,933.20

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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.