Home / 283,772-623,722

Finding the Third Proportional to 283,772 and 623,722

Calculator

Solution

The third proportional to 283,772 and 623,722 is: 1,370,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,772 : 623,722 = 623,722 : x
  2. Step 2: Convert to fraction form
    283,772/623,722 = 623,722/x
  3. Step 3: Cross multiply
    283,772x = 623,722 × 623,722
  4. Step 4: Simplify right side
    283,772x = 389,029,133,284
  5. Step 5: Solve for x
    x = 389,029,133,284/283,772
  6. Step 6: Final answer
    x = 1,370,921.49

Related Problems

Find third proportional to 141,886 and 311,861
Half scale
Find third proportional to 567,544 and 1,247,444
Double scale
Find third proportional to 283,774 and 623,726
Similar ratio
Find third proportional to 425,658 and 935,583
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.