Home / 1,200.04-1,656.27-702.65

Finding the Fourth Proportional to 1,200.04, 1,656.27 and 702.65

Calculator

Solution

The fourth proportional to 1,200.04, 1,656.27 and 702.65 is: 969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200.04 : 1,656.27 = 702.65 : x
  2. Step 2: Convert to fraction form
    1,200.04/1,656.27 = 702.65/x
  3. Step 3: Cross multiply
    1,200.04x = 1,656.27 × 702.65
  4. Step 4: Simplify right side
    1,200.04x = 1,163,778.12
  5. Step 5: Solve for x
    x = 1,163,778.12/1,200.04
  6. Step 6: Final answer
    x = 969.78

Related Problems

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.