Home / 155,612-247,028

Finding the Third Proportional to 155,612 and 247,028

Calculator

Solution

The third proportional to 155,612 and 247,028 is: 392,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,612 : 247,028 = 247,028 : x
  2. Step 2: Convert to fraction form
    155,612/247,028 = 247,028/x
  3. Step 3: Cross multiply
    155,612x = 247,028 × 247,028
  4. Step 4: Simplify right side
    155,612x = 61,022,832,784
  5. Step 5: Solve for x
    x = 61,022,832,784/155,612
  6. Step 6: Final answer
    x = 392,147.35

Related Problems

Find third proportional to 77,806 and 123,514
Half scale
Find third proportional to 311,224 and 494,056
Double scale
Find third proportional to 155,614 and 247,031
Similar ratio
Find third proportional to 233,418 and 370,542
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.