Home / 205,637-495,388

Finding the Third Proportional to 205,637 and 495,388

Calculator

Solution

The third proportional to 205,637 and 495,388 is: 1,193,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,637 : 495,388 = 495,388 : x
  2. Step 2: Convert to fraction form
    205,637/495,388 = 495,388/x
  3. Step 3: Cross multiply
    205,637x = 495,388 × 495,388
  4. Step 4: Simplify right side
    205,637x = 245,409,270,544
  5. Step 5: Solve for x
    x = 245,409,270,544/205,637
  6. Step 6: Final answer
    x = 1,193,410.09

Related Problems

Find third proportional to 102,818.50 and 247,694
Half scale
Find third proportional to 411,274 and 990,776
Double scale
Find third proportional to 205,639 and 495,393
Similar ratio
Find third proportional to 308,455.50 and 743,082
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.