Home / 435,024-612,621

Finding the Third Proportional to 435,024 and 612,621

Calculator

Solution

The third proportional to 435,024 and 612,621 is: 862,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,024 : 612,621 = 612,621 : x
  2. Step 2: Convert to fraction form
    435,024/612,621 = 612,621/x
  3. Step 3: Cross multiply
    435,024x = 612,621 × 612,621
  4. Step 4: Simplify right side
    435,024x = 375,304,489,641
  5. Step 5: Solve for x
    x = 375,304,489,641/435,024
  6. Step 6: Final answer
    x = 862,721.34

Related Problems

Find third proportional to 217,512 and 306,310.50
Half scale
Find third proportional to 870,048 and 1,225,242
Double scale
Find third proportional to 435,026 and 612,624
Similar ratio
Find third proportional to 652,536 and 918,931.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.