Home / 343,381-743,964

Finding the Third Proportional to 343,381 and 743,964

Calculator

Solution

The third proportional to 343,381 and 743,964 is: 1,611,860.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,381 : 743,964 = 743,964 : x
  2. Step 2: Convert to fraction form
    343,381/743,964 = 743,964/x
  3. Step 3: Cross multiply
    343,381x = 743,964 × 743,964
  4. Step 4: Simplify right side
    343,381x = 553,482,433,296
  5. Step 5: Solve for x
    x = 553,482,433,296/343,381
  6. Step 6: Final answer
    x = 1,611,860.97

Related Problems

Find third proportional to 171,690.50 and 371,982
Half scale
Find third proportional to 686,762 and 1,487,928
Double scale
Find third proportional to 343,383 and 743,968
Similar ratio
Find third proportional to 515,071.50 and 1,115,946
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.