Home / 163,478-249,969

Finding the Third Proportional to 163,478 and 249,969

Calculator

Solution

The third proportional to 163,478 and 249,969 is: 382,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,478 : 249,969 = 249,969 : x
  2. Step 2: Convert to fraction form
    163,478/249,969 = 249,969/x
  3. Step 3: Cross multiply
    163,478x = 249,969 × 249,969
  4. Step 4: Simplify right side
    163,478x = 62,484,500,961
  5. Step 5: Solve for x
    x = 62,484,500,961/163,478
  6. Step 6: Final answer
    x = 382,219.63

Related Problems

Find third proportional to 81,739 and 124,984.50
Half scale
Find third proportional to 326,956 and 499,938
Double scale
Find third proportional to 163,480 and 249,972
Similar ratio
Find third proportional to 245,217 and 374,953.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.