Home / 638,554-852,072

Finding the Third Proportional to 638,554 and 852,072

Calculator

Solution

The third proportional to 638,554 and 852,072 is: 1,136,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,554 : 852,072 = 852,072 : x
  2. Step 2: Convert to fraction form
    638,554/852,072 = 852,072/x
  3. Step 3: Cross multiply
    638,554x = 852,072 × 852,072
  4. Step 4: Simplify right side
    638,554x = 726,026,693,184
  5. Step 5: Solve for x
    x = 726,026,693,184/638,554
  6. Step 6: Final answer
    x = 1,136,985.58

Related Problems

Find third proportional to 319,277 and 426,036
Half scale
Find third proportional to 1,277,108 and 1,704,144
Double scale
Find third proportional to 638,556 and 852,075
Similar ratio
Find third proportional to 957,831 and 1,278,108
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.