Home / 211,772-465,520

Finding the Third Proportional to 211,772 and 465,520

Calculator

Solution

The third proportional to 211,772 and 465,520 is: 1,023,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772 : 465,520 = 465,520 : x
  2. Step 2: Convert to fraction form
    211,772/465,520 = 465,520/x
  3. Step 3: Cross multiply
    211,772x = 465,520 × 465,520
  4. Step 4: Simplify right side
    211,772x = 216,708,870,400
  5. Step 5: Solve for x
    x = 216,708,870,400/211,772
  6. Step 6: Final answer
    x = 1,023,312.20

Related Problems

Find third proportional to 105,886 and 232,760
Half scale
Find third proportional to 423,544 and 931,040
Double scale
Find third proportional to 211,774 and 465,524
Similar ratio
Find third proportional to 317,658 and 698,280
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.