Home / 405,374-938,332

Finding the Third Proportional to 405,374 and 938,332

Calculator

Solution

The third proportional to 405,374 and 938,332 is: 2,171,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,374 : 938,332 = 938,332 : x
  2. Step 2: Convert to fraction form
    405,374/938,332 = 938,332/x
  3. Step 3: Cross multiply
    405,374x = 938,332 × 938,332
  4. Step 4: Simplify right side
    405,374x = 880,466,942,224
  5. Step 5: Solve for x
    x = 880,466,942,224/405,374
  6. Step 6: Final answer
    x = 2,171,986.71

Related Problems

Find third proportional to 202,687 and 469,166
Half scale
Find third proportional to 810,748 and 1,876,664
Double scale
Find third proportional to 405,376 and 938,337
Similar ratio
Find third proportional to 608,061 and 1,407,498
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.