Home / 176,987-385,074

Finding the Third Proportional to 176,987 and 385,074

Calculator

Solution

The third proportional to 176,987 and 385,074 is: 837,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,987 : 385,074 = 385,074 : x
  2. Step 2: Convert to fraction form
    176,987/385,074 = 385,074/x
  3. Step 3: Cross multiply
    176,987x = 385,074 × 385,074
  4. Step 4: Simplify right side
    176,987x = 148,281,985,476
  5. Step 5: Solve for x
    x = 148,281,985,476/176,987
  6. Step 6: Final answer
    x = 837,812.86

Related Problems

Find third proportional to 88,493.50 and 192,537
Half scale
Find third proportional to 353,974 and 770,148
Double scale
Find third proportional to 176,989 and 385,078
Similar ratio
Find third proportional to 265,480.50 and 577,611
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.