Home / 157,152-339,408

Finding the Third Proportional to 157,152 and 339,408

Calculator

Solution

The third proportional to 157,152 and 339,408 is: 733,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,152 : 339,408 = 339,408 : x
  2. Step 2: Convert to fraction form
    157,152/339,408 = 339,408/x
  3. Step 3: Cross multiply
    157,152x = 339,408 × 339,408
  4. Step 4: Simplify right side
    157,152x = 115,197,790,464
  5. Step 5: Solve for x
    x = 115,197,790,464/157,152
  6. Step 6: Final answer
    x = 733,034.20

Related Problems

Find third proportional to 78,576 and 169,704
Half scale
Find third proportional to 314,304 and 678,816
Double scale
Find third proportional to 157,154 and 339,412
Similar ratio
Find third proportional to 235,728 and 509,112
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.