Home / 163,463-254,428

Finding the Third Proportional to 163,463 and 254,428

Calculator

Solution

The third proportional to 163,463 and 254,428 is: 396,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,463 : 254,428 = 254,428 : x
  2. Step 2: Convert to fraction form
    163,463/254,428 = 254,428/x
  3. Step 3: Cross multiply
    163,463x = 254,428 × 254,428
  4. Step 4: Simplify right side
    163,463x = 64,733,607,184
  5. Step 5: Solve for x
    x = 64,733,607,184/163,463
  6. Step 6: Final answer
    x = 396,013.82

Related Problems

Find third proportional to 81,731.50 and 127,214
Half scale
Find third proportional to 326,926 and 508,856
Double scale
Find third proportional to 163,465 and 254,431
Similar ratio
Find third proportional to 245,194.50 and 381,642
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.