Home / 159,877-345,370

Finding the Third Proportional to 159,877 and 345,370

Calculator

Solution

The third proportional to 159,877 and 345,370 is: 746,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,877 : 345,370 = 345,370 : x
  2. Step 2: Convert to fraction form
    159,877/345,370 = 345,370/x
  3. Step 3: Cross multiply
    159,877x = 345,370 × 345,370
  4. Step 4: Simplify right side
    159,877x = 119,280,436,900
  5. Step 5: Solve for x
    x = 119,280,436,900/159,877
  6. Step 6: Final answer
    x = 746,076.28

Related Problems

Find third proportional to 79,938.50 and 172,685
Half scale
Find third proportional to 319,754 and 690,740
Double scale
Find third proportional to 159,879 and 345,374
Similar ratio
Find third proportional to 239,815.50 and 518,055
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.