Home / 904,396.32-1,356,623.44-454,871.84

Finding the Fourth Proportional to 904,396.32, 1,356,623.44 and 454,871.84

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Solution

The fourth proportional to 904,396.32, 1,356,623.44 and 454,871.84 is: 682,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,396.32 : 1,356,623.44 = 454,871.84 : x
  2. Step 2: Convert to fraction form
    904,396.32/1,356,623.44 = 454,871.84/x
  3. Step 3: Cross multiply
    904,396.32x = 1,356,623.44 × 454,871.84
  4. Step 4: Simplify right side
    904,396.32x = 617,089,800,339.93
  5. Step 5: Solve for x
    x = 617,089,800,339.93/904,396.32
  6. Step 6: Final answer
    x = 682,322.33

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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.