Home / 342,882-543,386.25

Finding the Third Proportional to 342,882 and 543,386.25

Calculator

Solution

The third proportional to 342,882 and 543,386.25 is: 861,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,882 : 543,386.25 = 543,386.25 : x
  2. Step 2: Convert to fraction form
    342,882/543,386.25 = 543,386.25/x
  3. Step 3: Cross multiply
    342,882x = 543,386.25 × 543,386.25
  4. Step 4: Simplify right side
    342,882x = 295,268,616,689.06
  5. Step 5: Solve for x
    x = 295,268,616,689.06/342,882
  6. Step 6: Final answer
    x = 861,137.70

Related Problems

Find third proportional to 171,441 and 271,693.13
Half scale
Find third proportional to 685,764 and 1,086,772.50
Double scale
Find third proportional to 342,884 and 543,389
Similar ratio
Find third proportional to 514,323 and 815,079.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.