Home / 547,260-818,688

Finding the Third Proportional to 547,260 and 818,688

Calculator

Solution

The third proportional to 547,260 and 818,688 is: 1,224,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,260 : 818,688 = 818,688 : x
  2. Step 2: Convert to fraction form
    547,260/818,688 = 818,688/x
  3. Step 3: Cross multiply
    547,260x = 818,688 × 818,688
  4. Step 4: Simplify right side
    547,260x = 670,250,041,344
  5. Step 5: Solve for x
    x = 670,250,041,344/547,260
  6. Step 6: Final answer
    x = 1,224,737.86

Related Problems

Find third proportional to 273,630 and 409,344
Half scale
Find third proportional to 1,094,520 and 1,637,376
Double scale
Find third proportional to 547,262 and 818,691
Similar ratio
Find third proportional to 820,890 and 1,228,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.