Home / 256,182-385,098

Finding the Third Proportional to 256,182 and 385,098

Calculator

Solution

The third proportional to 256,182 and 385,098 is: 578,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,182 : 385,098 = 385,098 : x
  2. Step 2: Convert to fraction form
    256,182/385,098 = 385,098/x
  3. Step 3: Cross multiply
    256,182x = 385,098 × 385,098
  4. Step 4: Simplify right side
    256,182x = 148,300,469,604
  5. Step 5: Solve for x
    x = 148,300,469,604/256,182
  6. Step 6: Final answer
    x = 578,887.16

Related Problems

Find third proportional to 128,091 and 192,549
Half scale
Find third proportional to 512,364 and 770,196
Double scale
Find third proportional to 256,184 and 385,101
Similar ratio
Find third proportional to 384,273 and 577,647
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.