Home / 752,145.94-1,037,975.43-461,611.90

Finding the Fourth Proportional to 752,145.94, 1,037,975.43 and 461,611.90

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Solution

The fourth proportional to 752,145.94, 1,037,975.43 and 461,611.90 is: 637,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,145.94 : 1,037,975.43 = 461,611.90 : x
  2. Step 2: Convert to fraction form
    752,145.94/1,037,975.43 = 461,611.90/x
  3. Step 3: Cross multiply
    752,145.94x = 1,037,975.43 × 461,611.90
  4. Step 4: Simplify right side
    752,145.94x = 479,141,810,395.62
  5. Step 5: Solve for x
    x = 479,141,810,395.62/752,145.94
  6. Step 6: Final answer
    x = 637,033.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.