Home / 348,420-763,272

Finding the Third Proportional to 348,420 and 763,272

Calculator

Solution

The third proportional to 348,420 and 763,272 is: 1,672,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,420 : 763,272 = 763,272 : x
  2. Step 2: Convert to fraction form
    348,420/763,272 = 763,272/x
  3. Step 3: Cross multiply
    348,420x = 763,272 × 763,272
  4. Step 4: Simplify right side
    348,420x = 582,584,145,984
  5. Step 5: Solve for x
    x = 582,584,145,984/348,420
  6. Step 6: Final answer
    x = 1,672,074.35

Related Problems

Find third proportional to 174,210 and 381,636
Half scale
Find third proportional to 696,840 and 1,526,544
Double scale
Find third proportional to 348,422 and 763,276
Similar ratio
Find third proportional to 522,630 and 1,144,908
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.