Home / 349,730-531,431

Finding the Third Proportional to 349,730 and 531,431

Calculator

Solution

The third proportional to 349,730 and 531,431 is: 807,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,730 : 531,431 = 531,431 : x
  2. Step 2: Convert to fraction form
    349,730/531,431 = 531,431/x
  3. Step 3: Cross multiply
    349,730x = 531,431 × 531,431
  4. Step 4: Simplify right side
    349,730x = 282,418,907,761
  5. Step 5: Solve for x
    x = 282,418,907,761/349,730
  6. Step 6: Final answer
    x = 807,534.12

Related Problems

Find third proportional to 174,865 and 265,715.50
Half scale
Find third proportional to 699,460 and 1,062,862
Double scale
Find third proportional to 349,732 and 531,434
Similar ratio
Find third proportional to 524,595 and 797,146.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.