Home / 160,258-249,128

Finding the Third Proportional to 160,258 and 249,128

Calculator

Solution

The third proportional to 160,258 and 249,128 is: 387,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,258 : 249,128 = 249,128 : x
  2. Step 2: Convert to fraction form
    160,258/249,128 = 249,128/x
  3. Step 3: Cross multiply
    160,258x = 249,128 × 249,128
  4. Step 4: Simplify right side
    160,258x = 62,064,760,384
  5. Step 5: Solve for x
    x = 62,064,760,384/160,258
  6. Step 6: Final answer
    x = 387,280.26

Related Problems

Find third proportional to 80,129 and 124,564
Half scale
Find third proportional to 320,516 and 498,256
Double scale
Find third proportional to 160,260 and 249,131
Similar ratio
Find third proportional to 240,387 and 373,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.