Home / 171,990-247,730

Finding the Third Proportional to 171,990 and 247,730

Calculator

Solution

The third proportional to 171,990 and 247,730 is: 356,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,990 : 247,730 = 247,730 : x
  2. Step 2: Convert to fraction form
    171,990/247,730 = 247,730/x
  3. Step 3: Cross multiply
    171,990x = 247,730 × 247,730
  4. Step 4: Simplify right side
    171,990x = 61,370,152,900
  5. Step 5: Solve for x
    x = 61,370,152,900/171,990
  6. Step 6: Final answer
    x = 356,823.96

Related Problems

Find third proportional to 85,995 and 123,865
Half scale
Find third proportional to 343,980 and 495,460
Double scale
Find third proportional to 171,992 and 247,733
Similar ratio
Find third proportional to 257,985 and 371,595
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.