Home / 355,662-632,378.25

Finding the Third Proportional to 355,662 and 632,378.25

Calculator

Solution

The third proportional to 355,662 and 632,378.25 is: 1,124,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,662 : 632,378.25 = 632,378.25 : x
  2. Step 2: Convert to fraction form
    355,662/632,378.25 = 632,378.25/x
  3. Step 3: Cross multiply
    355,662x = 632,378.25 × 632,378.25
  4. Step 4: Simplify right side
    355,662x = 399,902,251,073.06
  5. Step 5: Solve for x
    x = 399,902,251,073.06/355,662
  6. Step 6: Final answer
    x = 1,124,388.47

Related Problems

Find third proportional to 177,831 and 316,189.13
Half scale
Find third proportional to 711,324 and 1,264,756.50
Double scale
Find third proportional to 355,664 and 632,382
Similar ratio
Find third proportional to 533,493 and 948,567.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.