Home / 821,954.04-1,233,047.04-253,381.32

Finding the Fourth Proportional to 821,954.04, 1,233,047.04 and 253,381.32

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Solution

The fourth proportional to 821,954.04, 1,233,047.04 and 253,381.32 is: 380,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,954.04 : 1,233,047.04 = 253,381.32 : x
  2. Step 2: Convert to fraction form
    821,954.04/1,233,047.04 = 253,381.32/x
  3. Step 3: Cross multiply
    821,954.04x = 1,233,047.04 × 253,381.32
  4. Step 4: Simplify right side
    821,954.04x = 312,431,086,617.29
  5. Step 5: Solve for x
    x = 312,431,086,617.29/821,954.04
  6. Step 6: Final answer
    x = 380,107.73

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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.