Home / 140,984-305,342

Finding the Third Proportional to 140,984 and 305,342

Calculator

Solution

The third proportional to 140,984 and 305,342 is: 661,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,984 : 305,342 = 305,342 : x
  2. Step 2: Convert to fraction form
    140,984/305,342 = 305,342/x
  3. Step 3: Cross multiply
    140,984x = 305,342 × 305,342
  4. Step 4: Simplify right side
    140,984x = 93,233,736,964
  5. Step 5: Solve for x
    x = 93,233,736,964/140,984
  6. Step 6: Final answer
    x = 661,307.22

Related Problems

Find third proportional to 70,492 and 152,671
Half scale
Find third proportional to 281,968 and 610,684
Double scale
Find third proportional to 140,986 and 305,346
Similar ratio
Find third proportional to 211,476 and 458,013
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.