Home / 392,444-847,604

Finding the Third Proportional to 392,444 and 847,604

Calculator

Solution

The third proportional to 392,444 and 847,604 is: 1,830,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,444 : 847,604 = 847,604 : x
  2. Step 2: Convert to fraction form
    392,444/847,604 = 847,604/x
  3. Step 3: Cross multiply
    392,444x = 847,604 × 847,604
  4. Step 4: Simplify right side
    392,444x = 718,432,540,816
  5. Step 5: Solve for x
    x = 718,432,540,816/392,444
  6. Step 6: Final answer
    x = 1,830,662.57

Related Problems

Find third proportional to 196,222 and 423,802
Half scale
Find third proportional to 784,888 and 1,695,208
Double scale
Find third proportional to 392,446 and 847,608
Similar ratio
Find third proportional to 588,666 and 1,271,406
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.