Home / 552,641-878,785

Finding the Third Proportional to 552,641 and 878,785

Calculator

Solution

The third proportional to 552,641 and 878,785 is: 1,397,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,641 : 878,785 = 878,785 : x
  2. Step 2: Convert to fraction form
    552,641/878,785 = 878,785/x
  3. Step 3: Cross multiply
    552,641x = 878,785 × 878,785
  4. Step 4: Simplify right side
    552,641x = 772,263,076,225
  5. Step 5: Solve for x
    x = 772,263,076,225/552,641
  6. Step 6: Final answer
    x = 1,397,404.60

Related Problems

Find third proportional to 276,320.50 and 439,392.50
Half scale
Find third proportional to 1,105,282 and 1,757,570
Double scale
Find third proportional to 552,643 and 878,788
Similar ratio
Find third proportional to 828,961.50 and 1,318,177.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.