Home / 143,316-306,180

Finding the Third Proportional to 143,316 and 306,180

Calculator

Solution

The third proportional to 143,316 and 306,180 is: 654,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,316 : 306,180 = 306,180 : x
  2. Step 2: Convert to fraction form
    143,316/306,180 = 306,180/x
  3. Step 3: Cross multiply
    143,316x = 306,180 × 306,180
  4. Step 4: Simplify right side
    143,316x = 93,746,192,400
  5. Step 5: Solve for x
    x = 93,746,192,400/143,316
  6. Step 6: Final answer
    x = 654,122.31

Related Problems

Find third proportional to 71,658 and 153,090
Half scale
Find third proportional to 286,632 and 612,360
Double scale
Find third proportional to 143,318 and 306,184
Similar ratio
Find third proportional to 214,974 and 459,270
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.