Home / 182,500-390,220

Finding the Third Proportional to 182,500 and 390,220

Calculator

Solution

The third proportional to 182,500 and 390,220 is: 834,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,500 : 390,220 = 390,220 : x
  2. Step 2: Convert to fraction form
    182,500/390,220 = 390,220/x
  3. Step 3: Cross multiply
    182,500x = 390,220 × 390,220
  4. Step 4: Simplify right side
    182,500x = 152,271,648,400
  5. Step 5: Solve for x
    x = 152,271,648,400/182,500
  6. Step 6: Final answer
    x = 834,365.20

Related Problems

Find third proportional to 91,250 and 195,110
Half scale
Find third proportional to 365,000 and 780,440
Double scale
Find third proportional to 182,502 and 390,224
Similar ratio
Find third proportional to 273,750 and 585,330
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.