Home / 152,207-242,405

Finding the Third Proportional to 152,207 and 242,405

Calculator

Solution

The third proportional to 152,207 and 242,405 is: 386,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,207 : 242,405 = 242,405 : x
  2. Step 2: Convert to fraction form
    152,207/242,405 = 242,405/x
  3. Step 3: Cross multiply
    152,207x = 242,405 × 242,405
  4. Step 4: Simplify right side
    152,207x = 58,760,184,025
  5. Step 5: Solve for x
    x = 58,760,184,025/152,207
  6. Step 6: Final answer
    x = 386,054.41

Related Problems

Find third proportional to 76,103.50 and 121,202.50
Half scale
Find third proportional to 304,414 and 484,810
Double scale
Find third proportional to 152,209 and 242,408
Similar ratio
Find third proportional to 228,310.50 and 363,607.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.