Home / 694,428.36-1,041,297.96-221,052.18

Finding the Fourth Proportional to 694,428.36, 1,041,297.96 and 221,052.18

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Solution

The fourth proportional to 694,428.36, 1,041,297.96 and 221,052.18 is: 331,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,428.36 : 1,041,297.96 = 221,052.18 : x
  2. Step 2: Convert to fraction form
    694,428.36/1,041,297.96 = 221,052.18/x
  3. Step 3: Cross multiply
    694,428.36x = 1,041,297.96 × 221,052.18
  4. Step 4: Simplify right side
    694,428.36x = 230,181,184,087.55
  5. Step 5: Solve for x
    x = 230,181,184,087.55/694,428.36
  6. Step 6: Final answer
    x = 331,468.58

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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.