Home / 410,840-897,289

Finding the Third Proportional to 410,840 and 897,289

Calculator

Solution

The third proportional to 410,840 and 897,289 is: 1,959,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,840 : 897,289 = 897,289 : x
  2. Step 2: Convert to fraction form
    410,840/897,289 = 897,289/x
  3. Step 3: Cross multiply
    410,840x = 897,289 × 897,289
  4. Step 4: Simplify right side
    410,840x = 805,127,549,521
  5. Step 5: Solve for x
    x = 805,127,549,521/410,840
  6. Step 6: Final answer
    x = 1,959,710.71

Related Problems

Find third proportional to 205,420 and 448,644.50
Half scale
Find third proportional to 821,680 and 1,794,578
Double scale
Find third proportional to 410,842 and 897,293
Similar ratio
Find third proportional to 616,260 and 1,345,933.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.