Home / 431,364-907,344

Finding the Third Proportional to 431,364 and 907,344

Calculator

Solution

The third proportional to 431,364 and 907,344 is: 1,908,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,364 : 907,344 = 907,344 : x
  2. Step 2: Convert to fraction form
    431,364/907,344 = 907,344/x
  3. Step 3: Cross multiply
    431,364x = 907,344 × 907,344
  4. Step 4: Simplify right side
    431,364x = 823,273,134,336
  5. Step 5: Solve for x
    x = 823,273,134,336/431,364
  6. Step 6: Final answer
    x = 1,908,534.64

Related Problems

Find third proportional to 215,682 and 453,672
Half scale
Find third proportional to 862,728 and 1,814,688
Double scale
Find third proportional to 431,366 and 907,348
Similar ratio
Find third proportional to 647,046 and 1,361,016
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.