Home / 291,848-419,340

Finding the Third Proportional to 291,848 and 419,340

Calculator

Solution

The third proportional to 291,848 and 419,340 is: 602,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,848 : 419,340 = 419,340 : x
  2. Step 2: Convert to fraction form
    291,848/419,340 = 419,340/x
  3. Step 3: Cross multiply
    291,848x = 419,340 × 419,340
  4. Step 4: Simplify right side
    291,848x = 175,846,035,600
  5. Step 5: Solve for x
    x = 175,846,035,600/291,848
  6. Step 6: Final answer
    x = 602,526.09

Related Problems

Find third proportional to 145,924 and 209,670
Half scale
Find third proportional to 583,696 and 838,680
Double scale
Find third proportional to 291,850 and 419,343
Similar ratio
Find third proportional to 437,772 and 629,010
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.