Home / 401,434-587,075

Finding the Third Proportional to 401,434 and 587,075

Calculator

Solution

The third proportional to 401,434 and 587,075 is: 858,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,434 : 587,075 = 587,075 : x
  2. Step 2: Convert to fraction form
    401,434/587,075 = 587,075/x
  3. Step 3: Cross multiply
    401,434x = 587,075 × 587,075
  4. Step 4: Simplify right side
    401,434x = 344,657,055,625
  5. Step 5: Solve for x
    x = 344,657,055,625/401,434
  6. Step 6: Final answer
    x = 858,564.68

Related Problems

Find third proportional to 200,717 and 293,537.50
Half scale
Find third proportional to 802,868 and 1,174,150
Double scale
Find third proportional to 401,436 and 587,078
Similar ratio
Find third proportional to 602,151 and 880,612.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.