Home / 395,332-869,396

Finding the Third Proportional to 395,332 and 869,396

Calculator

Solution

The third proportional to 395,332 and 869,396 is: 1,911,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,332 : 869,396 = 869,396 : x
  2. Step 2: Convert to fraction form
    395,332/869,396 = 869,396/x
  3. Step 3: Cross multiply
    395,332x = 869,396 × 869,396
  4. Step 4: Simplify right side
    395,332x = 755,849,404,816
  5. Step 5: Solve for x
    x = 755,849,404,816/395,332
  6. Step 6: Final answer
    x = 1,911,935.80

Related Problems

Find third proportional to 197,666 and 434,698
Half scale
Find third proportional to 790,664 and 1,738,792
Double scale
Find third proportional to 395,334 and 869,400
Similar ratio
Find third proportional to 592,998 and 1,304,094
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.