Home / 340,908-740,784

Finding the Third Proportional to 340,908 and 740,784

Calculator

Solution

The third proportional to 340,908 and 740,784 is: 1,609,703.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,908 : 740,784 = 740,784 : x
  2. Step 2: Convert to fraction form
    340,908/740,784 = 740,784/x
  3. Step 3: Cross multiply
    340,908x = 740,784 × 740,784
  4. Step 4: Simplify right side
    340,908x = 548,760,934,656
  5. Step 5: Solve for x
    x = 548,760,934,656/340,908
  6. Step 6: Final answer
    x = 1,609,703.89

Related Problems

Find third proportional to 170,454 and 370,392
Half scale
Find third proportional to 681,816 and 1,481,568
Double scale
Find third proportional to 340,910 and 740,788
Similar ratio
Find third proportional to 511,362 and 1,111,176
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.