Home / 292,709-608,380

Finding the Third Proportional to 292,709 and 608,380

Calculator

Solution

The third proportional to 292,709 and 608,380 is: 1,264,485.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,709 : 608,380 = 608,380 : x
  2. Step 2: Convert to fraction form
    292,709/608,380 = 608,380/x
  3. Step 3: Cross multiply
    292,709x = 608,380 × 608,380
  4. Step 4: Simplify right side
    292,709x = 370,126,224,400
  5. Step 5: Solve for x
    x = 370,126,224,400/292,709
  6. Step 6: Final answer
    x = 1,264,485.29

Related Problems

Find third proportional to 146,354.50 and 304,190
Half scale
Find third proportional to 585,418 and 1,216,760
Double scale
Find third proportional to 292,711 and 608,384
Similar ratio
Find third proportional to 439,063.50 and 912,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.