Home / 142,272-306,594

Finding the Third Proportional to 142,272 and 306,594

Calculator

Solution

The third proportional to 142,272 and 306,594 is: 660,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,272 : 306,594 = 306,594 : x
  2. Step 2: Convert to fraction form
    142,272/306,594 = 306,594/x
  3. Step 3: Cross multiply
    142,272x = 306,594 × 306,594
  4. Step 4: Simplify right side
    142,272x = 93,999,880,836
  5. Step 5: Solve for x
    x = 93,999,880,836/142,272
  6. Step 6: Final answer
    x = 660,705.42

Related Problems

Find third proportional to 71,136 and 153,297
Half scale
Find third proportional to 284,544 and 613,188
Double scale
Find third proportional to 142,274 and 306,598
Similar ratio
Find third proportional to 213,408 and 459,891
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.