Home / 454,338-712,764

Finding the Third Proportional to 454,338 and 712,764

Calculator

Solution

The third proportional to 454,338 and 712,764 is: 1,118,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,338 : 712,764 = 712,764 : x
  2. Step 2: Convert to fraction form
    454,338/712,764 = 712,764/x
  3. Step 3: Cross multiply
    454,338x = 712,764 × 712,764
  4. Step 4: Simplify right side
    454,338x = 508,032,519,696
  5. Step 5: Solve for x
    x = 508,032,519,696/454,338
  6. Step 6: Final answer
    x = 1,118,181.88

Related Problems

Find third proportional to 227,169 and 356,382
Half scale
Find third proportional to 908,676 and 1,425,528
Double scale
Find third proportional to 454,340 and 712,767
Similar ratio
Find third proportional to 681,507 and 1,069,146
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.