Home / 194,400-317,430

Finding the Third Proportional to 194,400 and 317,430

Calculator

Solution

The third proportional to 194,400 and 317,430 is: 518,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,400 : 317,430 = 317,430 : x
  2. Step 2: Convert to fraction form
    194,400/317,430 = 317,430/x
  3. Step 3: Cross multiply
    194,400x = 317,430 × 317,430
  4. Step 4: Simplify right side
    194,400x = 100,761,804,900
  5. Step 5: Solve for x
    x = 100,761,804,900/194,400
  6. Step 6: Final answer
    x = 518,322.04

Related Problems

Find third proportional to 97,200 and 158,715
Half scale
Find third proportional to 388,800 and 634,860
Double scale
Find third proportional to 194,402 and 317,433
Similar ratio
Find third proportional to 291,600 and 476,145
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.