Home / 881.72-971.44

Finding the Third Proportional to 881.72 and 971.44

Calculator

Solution

The third proportional to 881.72 and 971.44 is: 1,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.72 : 971.44 = 971.44 : x
  2. Step 2: Convert to fraction form
    881.72/971.44 = 971.44/x
  3. Step 3: Cross multiply
    881.72x = 971.44 × 971.44
  4. Step 4: Simplify right side
    881.72x = 943,690.82
  5. Step 5: Solve for x
    x = 943,690.82/881.72
  6. Step 6: Final answer
    x = 1,070.29

Related Problems

Find third proportional to 440.86 and 485.72
Half scale
Find third proportional to 1,763.44 and 1,942.88
Double scale
Find third proportional to 884 and 974
Similar ratio
Find third proportional to 1,322.58 and 1,457.16
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.