Home / 348,668-538,781

Finding the Third Proportional to 348,668 and 538,781

Calculator

Solution

The third proportional to 348,668 and 538,781 is: 832,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,668 : 538,781 = 538,781 : x
  2. Step 2: Convert to fraction form
    348,668/538,781 = 538,781/x
  3. Step 3: Cross multiply
    348,668x = 538,781 × 538,781
  4. Step 4: Simplify right side
    348,668x = 290,284,965,961
  5. Step 5: Solve for x
    x = 290,284,965,961/348,668
  6. Step 6: Final answer
    x = 832,554.08

Related Problems

Find third proportional to 174,334 and 269,390.50
Half scale
Find third proportional to 697,336 and 1,077,562
Double scale
Find third proportional to 348,670 and 538,784
Similar ratio
Find third proportional to 523,002 and 808,171.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.