Home / 491,216-738,646

Finding the Third Proportional to 491,216 and 738,646

Calculator

Solution

The third proportional to 491,216 and 738,646 is: 1,110,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,216 : 738,646 = 738,646 : x
  2. Step 2: Convert to fraction form
    491,216/738,646 = 738,646/x
  3. Step 3: Cross multiply
    491,216x = 738,646 × 738,646
  4. Step 4: Simplify right side
    491,216x = 545,597,913,316
  5. Step 5: Solve for x
    x = 545,597,913,316/491,216
  6. Step 6: Final answer
    x = 1,110,708.76

Related Problems

Find third proportional to 245,608 and 369,323
Half scale
Find third proportional to 982,432 and 1,477,292
Double scale
Find third proportional to 491,218 and 738,649
Similar ratio
Find third proportional to 736,824 and 1,107,969
1.5x scale

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.