Home / 415,570-971,128

Finding the Third Proportional to 415,570 and 971,128

Calculator

Solution

The third proportional to 415,570 and 971,128 is: 2,269,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,570 : 971,128 = 971,128 : x
  2. Step 2: Convert to fraction form
    415,570/971,128 = 971,128/x
  3. Step 3: Cross multiply
    415,570x = 971,128 × 971,128
  4. Step 4: Simplify right side
    415,570x = 943,089,592,384
  5. Step 5: Solve for x
    x = 943,089,592,384/415,570
  6. Step 6: Final answer
    x = 2,269,388.05

Related Problems

Find third proportional to 207,785 and 485,564
Half scale
Find third proportional to 831,140 and 1,942,256
Double scale
Find third proportional to 415,572 and 971,133
Similar ratio
Find third proportional to 623,355 and 1,456,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.