Home / 1,205.25-1,807.06-555.63

Finding the Fourth Proportional to 1,205.25, 1,807.06 and 555.63

Calculator

Solution

The fourth proportional to 1,205.25, 1,807.06 and 555.63 is: 833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205.25 : 1,807.06 = 555.63 : x
  2. Step 2: Convert to fraction form
    1,205.25/1,807.06 = 555.63/x
  3. Step 3: Cross multiply
    1,205.25x = 1,807.06 × 555.63
  4. Step 4: Simplify right side
    1,205.25x = 1,004,056.75
  5. Step 5: Solve for x
    x = 1,004,056.75/1,205.25
  6. Step 6: Final answer
    x = 833.07

Related Problems

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.