Home / 377,874-528,291

Finding the Third Proportional to 377,874 and 528,291

Calculator

Solution

The third proportional to 377,874 and 528,291 is: 738,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,874 : 528,291 = 528,291 : x
  2. Step 2: Convert to fraction form
    377,874/528,291 = 528,291/x
  3. Step 3: Cross multiply
    377,874x = 528,291 × 528,291
  4. Step 4: Simplify right side
    377,874x = 279,091,380,681
  5. Step 5: Solve for x
    x = 279,091,380,681/377,874
  6. Step 6: Final answer
    x = 738,583.18

Related Problems

Find third proportional to 188,937 and 264,145.50
Half scale
Find third proportional to 755,748 and 1,056,582
Double scale
Find third proportional to 377,876 and 528,294
Similar ratio
Find third proportional to 566,811 and 792,436.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.