Home / 513,220-1,236,394

Finding the Third Proportional to 513,220 and 1,236,394

Calculator

Solution

The third proportional to 513,220 and 1,236,394 is: 2,978,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,220 : 1,236,394 = 1,236,394 : x
  2. Step 2: Convert to fraction form
    513,220/1,236,394 = 1,236,394/x
  3. Step 3: Cross multiply
    513,220x = 1,236,394 × 1,236,394
  4. Step 4: Simplify right side
    513,220x = 1,528,670,123,236
  5. Step 5: Solve for x
    x = 1,528,670,123,236/513,220
  6. Step 6: Final answer
    x = 2,978,586.42

Related Problems

Find third proportional to 256,610 and 618,197
Half scale
Find third proportional to 1,026,440 and 2,472,788
Double scale
Find third proportional to 513,222 and 1,236,399
Similar ratio
Find third proportional to 769,830 and 1,854,591
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.