Home / 141,959-310,482

Finding the Third Proportional to 141,959 and 310,482

Calculator

Solution

The third proportional to 141,959 and 310,482 is: 679,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,959 : 310,482 = 310,482 : x
  2. Step 2: Convert to fraction form
    141,959/310,482 = 310,482/x
  3. Step 3: Cross multiply
    141,959x = 310,482 × 310,482
  4. Step 4: Simplify right side
    141,959x = 96,399,072,324
  5. Step 5: Solve for x
    x = 96,399,072,324/141,959
  6. Step 6: Final answer
    x = 679,062.77

Related Problems

Find third proportional to 70,979.50 and 155,241
Half scale
Find third proportional to 283,918 and 620,964
Double scale
Find third proportional to 141,961 and 310,486
Similar ratio
Find third proportional to 212,938.50 and 465,723
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.