Home / 119,464-256,636

Finding the Third Proportional to 119,464 and 256,636

Calculator

Solution

The third proportional to 119,464 and 256,636 is: 551,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,464 : 256,636 = 256,636 : x
  2. Step 2: Convert to fraction form
    119,464/256,636 = 256,636/x
  3. Step 3: Cross multiply
    119,464x = 256,636 × 256,636
  4. Step 4: Simplify right side
    119,464x = 65,862,036,496
  5. Step 5: Solve for x
    x = 65,862,036,496/119,464
  6. Step 6: Final answer
    x = 551,312.83

Related Problems

Find third proportional to 59,732 and 128,318
Half scale
Find third proportional to 238,928 and 513,272
Double scale
Find third proportional to 119,466 and 256,640
Similar ratio
Find third proportional to 179,196 and 384,954
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.