Home / 315,792-693,792

Finding the Third Proportional to 315,792 and 693,792

Calculator

Solution

The third proportional to 315,792 and 693,792 is: 1,524,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,792 : 693,792 = 693,792 : x
  2. Step 2: Convert to fraction form
    315,792/693,792 = 693,792/x
  3. Step 3: Cross multiply
    315,792x = 693,792 × 693,792
  4. Step 4: Simplify right side
    315,792x = 481,347,339,264
  5. Step 5: Solve for x
    x = 481,347,339,264/315,792
  6. Step 6: Final answer
    x = 1,524,254.38

Related Problems

Find third proportional to 157,896 and 346,896
Half scale
Find third proportional to 631,584 and 1,387,584
Double scale
Find third proportional to 315,794 and 693,796
Similar ratio
Find third proportional to 473,688 and 1,040,688
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.