Home / 118,405-247,754

Finding the Third Proportional to 118,405 and 247,754

Calculator

Solution

The third proportional to 118,405 and 247,754 is: 518,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,405 : 247,754 = 247,754 : x
  2. Step 2: Convert to fraction form
    118,405/247,754 = 247,754/x
  3. Step 3: Cross multiply
    118,405x = 247,754 × 247,754
  4. Step 4: Simplify right side
    118,405x = 61,382,044,516
  5. Step 5: Solve for x
    x = 61,382,044,516/118,405
  6. Step 6: Final answer
    x = 518,407.54

Related Problems

Find third proportional to 59,202.50 and 123,877
Half scale
Find third proportional to 236,810 and 495,508
Double scale
Find third proportional to 118,407 and 247,758
Similar ratio
Find third proportional to 177,607.50 and 371,631
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.