Home / 248,364-393,444

Finding the Third Proportional to 248,364 and 393,444

Calculator

Solution

The third proportional to 248,364 and 393,444 is: 623,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,364 : 393,444 = 393,444 : x
  2. Step 2: Convert to fraction form
    248,364/393,444 = 393,444/x
  3. Step 3: Cross multiply
    248,364x = 393,444 × 393,444
  4. Step 4: Simplify right side
    248,364x = 154,798,181,136
  5. Step 5: Solve for x
    x = 154,798,181,136/248,364
  6. Step 6: Final answer
    x = 623,271.41

Related Problems

Find third proportional to 124,182 and 196,722
Half scale
Find third proportional to 496,728 and 786,888
Double scale
Find third proportional to 248,366 and 393,447
Similar ratio
Find third proportional to 372,546 and 590,166
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.