Home / 621,232-981,905

Finding the Third Proportional to 621,232 and 981,905

Calculator

Solution

The third proportional to 621,232 and 981,905 is: 1,551,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,232 : 981,905 = 981,905 : x
  2. Step 2: Convert to fraction form
    621,232/981,905 = 981,905/x
  3. Step 3: Cross multiply
    621,232x = 981,905 × 981,905
  4. Step 4: Simplify right side
    621,232x = 964,137,429,025
  5. Step 5: Solve for x
    x = 964,137,429,025/621,232
  6. Step 6: Final answer
    x = 1,551,976.44

Related Problems

Find third proportional to 310,616 and 490,952.50
Half scale
Find third proportional to 1,242,464 and 1,963,810
Double scale
Find third proportional to 621,234 and 981,908
Similar ratio
Find third proportional to 931,848 and 1,472,857.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.