Home / 328,968-709,152

Finding the Third Proportional to 328,968 and 709,152

Calculator

Solution

The third proportional to 328,968 and 709,152 is: 1,528,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,968 : 709,152 = 709,152 : x
  2. Step 2: Convert to fraction form
    328,968/709,152 = 709,152/x
  3. Step 3: Cross multiply
    328,968x = 709,152 × 709,152
  4. Step 4: Simplify right side
    328,968x = 502,896,559,104
  5. Step 5: Solve for x
    x = 502,896,559,104/328,968
  6. Step 6: Final answer
    x = 1,528,709.66

Related Problems

Find third proportional to 164,484 and 354,576
Half scale
Find third proportional to 657,936 and 1,418,304
Double scale
Find third proportional to 328,970 and 709,156
Similar ratio
Find third proportional to 493,452 and 1,063,728
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.