Home / 115,388-247,384

Finding the Third Proportional to 115,388 and 247,384

Calculator

Solution

The third proportional to 115,388 and 247,384 is: 530,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,388 : 247,384 = 247,384 : x
  2. Step 2: Convert to fraction form
    115,388/247,384 = 247,384/x
  3. Step 3: Cross multiply
    115,388x = 247,384 × 247,384
  4. Step 4: Simplify right side
    115,388x = 61,198,843,456
  5. Step 5: Solve for x
    x = 61,198,843,456/115,388
  6. Step 6: Final answer
    x = 530,374.42

Related Problems

Find third proportional to 57,694 and 123,692
Half scale
Find third proportional to 230,776 and 494,768
Double scale
Find third proportional to 115,390 and 247,388
Similar ratio
Find third proportional to 173,082 and 371,076
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.