Home / 162,060-256,408

Finding the Third Proportional to 162,060 and 256,408

Calculator

Solution

The third proportional to 162,060 and 256,408 is: 405,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,060 : 256,408 = 256,408 : x
  2. Step 2: Convert to fraction form
    162,060/256,408 = 256,408/x
  3. Step 3: Cross multiply
    162,060x = 256,408 × 256,408
  4. Step 4: Simplify right side
    162,060x = 65,745,062,464
  5. Step 5: Solve for x
    x = 65,745,062,464/162,060
  6. Step 6: Final answer
    x = 405,683.47

Related Problems

Find third proportional to 81,030 and 128,204
Half scale
Find third proportional to 324,120 and 512,816
Double scale
Find third proportional to 162,062 and 256,411
Similar ratio
Find third proportional to 243,090 and 384,612
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.