Home / 305,212-466,890

Finding the Third Proportional to 305,212 and 466,890

Calculator

Solution

The third proportional to 305,212 and 466,890 is: 714,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,212 : 466,890 = 466,890 : x
  2. Step 2: Convert to fraction form
    305,212/466,890 = 466,890/x
  3. Step 3: Cross multiply
    305,212x = 466,890 × 466,890
  4. Step 4: Simplify right side
    305,212x = 217,986,272,100
  5. Step 5: Solve for x
    x = 217,986,272,100/305,212
  6. Step 6: Final answer
    x = 714,212.65

Related Problems

Find third proportional to 152,606 and 233,445
Half scale
Find third proportional to 610,424 and 933,780
Double scale
Find third proportional to 305,214 and 466,893
Similar ratio
Find third proportional to 457,818 and 700,335
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.