Home / 187,254-390,064

Finding the Third Proportional to 187,254 and 390,064

Calculator

Solution

The third proportional to 187,254 and 390,064 is: 812,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,254 : 390,064 = 390,064 : x
  2. Step 2: Convert to fraction form
    187,254/390,064 = 390,064/x
  3. Step 3: Cross multiply
    187,254x = 390,064 × 390,064
  4. Step 4: Simplify right side
    187,254x = 152,149,924,096
  5. Step 5: Solve for x
    x = 152,149,924,096/187,254
  6. Step 6: Final answer
    x = 812,532.30

Related Problems

Find third proportional to 93,627 and 195,032
Half scale
Find third proportional to 374,508 and 780,128
Double scale
Find third proportional to 187,256 and 390,068
Similar ratio
Find third proportional to 280,881 and 585,096
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.