Home / 171,410-351,172

Finding the Third Proportional to 171,410 and 351,172

Calculator

Solution

The third proportional to 171,410 and 351,172 is: 719,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,410 : 351,172 = 351,172 : x
  2. Step 2: Convert to fraction form
    171,410/351,172 = 351,172/x
  3. Step 3: Cross multiply
    171,410x = 351,172 × 351,172
  4. Step 4: Simplify right side
    171,410x = 123,321,773,584
  5. Step 5: Solve for x
    x = 123,321,773,584/171,410
  6. Step 6: Final answer
    x = 719,454.95

Related Problems

Find third proportional to 85,705 and 175,586
Half scale
Find third proportional to 342,820 and 702,344
Double scale
Find third proportional to 171,412 and 351,176
Similar ratio
Find third proportional to 257,115 and 526,758
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.