Home / 145,932-317,424

Finding the Third Proportional to 145,932 and 317,424

Calculator

Solution

The third proportional to 145,932 and 317,424 is: 690,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,932 : 317,424 = 317,424 : x
  2. Step 2: Convert to fraction form
    145,932/317,424 = 317,424/x
  3. Step 3: Cross multiply
    145,932x = 317,424 × 317,424
  4. Step 4: Simplify right side
    145,932x = 100,757,995,776
  5. Step 5: Solve for x
    x = 100,757,995,776/145,932
  6. Step 6: Final answer
    x = 690,444.84

Related Problems

Find third proportional to 72,966 and 158,712
Half scale
Find third proportional to 291,864 and 634,848
Double scale
Find third proportional to 145,934 and 317,428
Similar ratio
Find third proportional to 218,898 and 476,136
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.