Home / 475,632-697,680

Finding the Third Proportional to 475,632 and 697,680

Calculator

Solution

The third proportional to 475,632 and 697,680 is: 1,023,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,632 : 697,680 = 697,680 : x
  2. Step 2: Convert to fraction form
    475,632/697,680 = 697,680/x
  3. Step 3: Cross multiply
    475,632x = 697,680 × 697,680
  4. Step 4: Simplify right side
    475,632x = 486,757,382,400
  5. Step 5: Solve for x
    x = 486,757,382,400/475,632
  6. Step 6: Final answer
    x = 1,023,390.74

Related Problems

Find third proportional to 237,816 and 348,840
Half scale
Find third proportional to 951,264 and 1,395,360
Double scale
Find third proportional to 475,634 and 697,683
Similar ratio
Find third proportional to 713,448 and 1,046,520
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.