Home / 245,428-519,146

Finding the Third Proportional to 245,428 and 519,146

Calculator

Solution

The third proportional to 245,428 and 519,146 is: 1,098,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,428 : 519,146 = 519,146 : x
  2. Step 2: Convert to fraction form
    245,428/519,146 = 519,146/x
  3. Step 3: Cross multiply
    245,428x = 519,146 × 519,146
  4. Step 4: Simplify right side
    245,428x = 269,512,569,316
  5. Step 5: Solve for x
    x = 269,512,569,316/245,428
  6. Step 6: Final answer
    x = 1,098,132.93

Related Problems

Find third proportional to 122,714 and 259,573
Half scale
Find third proportional to 490,856 and 1,038,292
Double scale
Find third proportional to 245,430 and 519,150
Similar ratio
Find third proportional to 368,142 and 778,719
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.