Home / 385,273-837,290

Finding the Third Proportional to 385,273 and 837,290

Calculator

Solution

The third proportional to 385,273 and 837,290 is: 1,819,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,273 : 837,290 = 837,290 : x
  2. Step 2: Convert to fraction form
    385,273/837,290 = 837,290/x
  3. Step 3: Cross multiply
    385,273x = 837,290 × 837,290
  4. Step 4: Simplify right side
    385,273x = 701,054,544,100
  5. Step 5: Solve for x
    x = 701,054,544,100/385,273
  6. Step 6: Final answer
    x = 1,819,630.61

Related Problems

Find third proportional to 192,636.50 and 418,645
Half scale
Find third proportional to 770,546 and 1,674,580
Double scale
Find third proportional to 385,275 and 837,294
Similar ratio
Find third proportional to 577,909.50 and 1,255,935
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.