Home / 1,074,257.26-1,611,362.47-505,323

Finding the Fourth Proportional to 1,074,257.26, 1,611,362.47 and 505,323

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Solution

The fourth proportional to 1,074,257.26, 1,611,362.47 and 505,323 is: 757,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,257.26 : 1,611,362.47 = 505,323 : x
  2. Step 2: Convert to fraction form
    1,074,257.26/1,611,362.47 = 505,323/x
  3. Step 3: Cross multiply
    1,074,257.26x = 1,611,362.47 × 505,323
  4. Step 4: Simplify right side
    1,074,257.26x = 814,258,517,427.81
  5. Step 5: Solve for x
    x = 814,258,517,427.81/1,074,257.26
  6. Step 6: Final answer
    x = 757,973.48

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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.