Home / 395,301-869,328

Finding the Third Proportional to 395,301 and 869,328

Calculator

Solution

The third proportional to 395,301 and 869,328 is: 1,911,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,301 : 869,328 = 869,328 : x
  2. Step 2: Convert to fraction form
    395,301/869,328 = 869,328/x
  3. Step 3: Cross multiply
    395,301x = 869,328 × 869,328
  4. Step 4: Simplify right side
    395,301x = 755,731,171,584
  5. Step 5: Solve for x
    x = 755,731,171,584/395,301
  6. Step 6: Final answer
    x = 1,911,786.64

Related Problems

Find third proportional to 197,650.50 and 434,664
Half scale
Find third proportional to 790,602 and 1,738,656
Double scale
Find third proportional to 395,303 and 869,332
Similar ratio
Find third proportional to 592,951.50 and 1,303,992
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.