Home / 268,270-402,437

Finding the Third Proportional to 268,270 and 402,437

Calculator

Solution

The third proportional to 268,270 and 402,437 is: 603,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,270 : 402,437 = 402,437 : x
  2. Step 2: Convert to fraction form
    268,270/402,437 = 402,437/x
  3. Step 3: Cross multiply
    268,270x = 402,437 × 402,437
  4. Step 4: Simplify right side
    268,270x = 161,955,538,969
  5. Step 5: Solve for x
    x = 161,955,538,969/268,270
  6. Step 6: Final answer
    x = 603,703.50

Related Problems

Find third proportional to 134,135 and 201,218.50
Half scale
Find third proportional to 536,540 and 804,874
Double scale
Find third proportional to 268,272 and 402,440
Similar ratio
Find third proportional to 402,405 and 603,655.50
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.