Home / 580,658-897,219

Finding the Third Proportional to 580,658 and 897,219

Calculator

Solution

The third proportional to 580,658 and 897,219 is: 1,386,361.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,658 : 897,219 = 897,219 : x
  2. Step 2: Convert to fraction form
    580,658/897,219 = 897,219/x
  3. Step 3: Cross multiply
    580,658x = 897,219 × 897,219
  4. Step 4: Simplify right side
    580,658x = 805,001,933,961
  5. Step 5: Solve for x
    x = 805,001,933,961/580,658
  6. Step 6: Final answer
    x = 1,386,361.57

Related Problems

Find third proportional to 290,329 and 448,609.50
Half scale
Find third proportional to 1,161,316 and 1,794,438
Double scale
Find third proportional to 580,660 and 897,222
Similar ratio
Find third proportional to 870,987 and 1,345,828.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.