Home / 240,117-515,223

Finding the Third Proportional to 240,117 and 515,223

Calculator

Solution

The third proportional to 240,117 and 515,223 is: 1,105,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,117 : 515,223 = 515,223 : x
  2. Step 2: Convert to fraction form
    240,117/515,223 = 515,223/x
  3. Step 3: Cross multiply
    240,117x = 515,223 × 515,223
  4. Step 4: Simplify right side
    240,117x = 265,454,739,729
  5. Step 5: Solve for x
    x = 265,454,739,729/240,117
  6. Step 6: Final answer
    x = 1,105,522.47

Related Problems

Find third proportional to 120,058.50 and 257,611.50
Half scale
Find third proportional to 480,234 and 1,030,446
Double scale
Find third proportional to 240,119 and 515,227
Similar ratio
Find third proportional to 360,175.50 and 772,834.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.