Home / 1,074,256.63-1,611,361.54-505,322.38

Finding the Fourth Proportional to 1,074,256.63, 1,611,361.54 and 505,322.38

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Solution

The fourth proportional to 1,074,256.63, 1,611,361.54 and 505,322.38 is: 757,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,256.63 : 1,611,361.54 = 505,322.38 : x
  2. Step 2: Convert to fraction form
    1,074,256.63/1,611,361.54 = 505,322.38/x
  3. Step 3: Cross multiply
    1,074,256.63x = 1,611,361.54 × 505,322.38
  4. Step 4: Simplify right side
    1,074,256.63x = 814,257,043,141.56
  5. Step 5: Solve for x
    x = 814,257,043,141.56/1,074,256.63
  6. Step 6: Final answer
    x = 757,972.55

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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.