Home / 694,433.36-1,041,305.44-221,057.20

Finding the Fourth Proportional to 694,433.36, 1,041,305.44 and 221,057.20

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Solution

The fourth proportional to 694,433.36, 1,041,305.44 and 221,057.20 is: 331,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,433.36 : 1,041,305.44 = 221,057.20 : x
  2. Step 2: Convert to fraction form
    694,433.36/1,041,305.44 = 221,057.20/x
  3. Step 3: Cross multiply
    694,433.36x = 1,041,305.44 × 221,057.20
  4. Step 4: Simplify right side
    694,433.36x = 230,188,064,911.17
  5. Step 5: Solve for x
    x = 230,188,064,911.17/694,433.36
  6. Step 6: Final answer
    x = 331,476.10

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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.