Home / 170,428-250,386

Finding the Third Proportional to 170,428 and 250,386

Calculator

Solution

The third proportional to 170,428 and 250,386 is: 367,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,428 : 250,386 = 250,386 : x
  2. Step 2: Convert to fraction form
    170,428/250,386 = 250,386/x
  3. Step 3: Cross multiply
    170,428x = 250,386 × 250,386
  4. Step 4: Simplify right side
    170,428x = 62,693,148,996
  5. Step 5: Solve for x
    x = 62,693,148,996/170,428
  6. Step 6: Final answer
    x = 367,857.10

Related Problems

Find third proportional to 85,214 and 125,193
Half scale
Find third proportional to 340,856 and 500,772
Double scale
Find third proportional to 170,430 and 250,389
Similar ratio
Find third proportional to 255,642 and 375,579
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.