Home / 307,476-650,120

Finding the Third Proportional to 307,476 and 650,120

Calculator

Solution

The third proportional to 307,476 and 650,120 is: 1,374,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,476 : 650,120 = 650,120 : x
  2. Step 2: Convert to fraction form
    307,476/650,120 = 650,120/x
  3. Step 3: Cross multiply
    307,476x = 650,120 × 650,120
  4. Step 4: Simplify right side
    307,476x = 422,656,014,400
  5. Step 5: Solve for x
    x = 422,656,014,400/307,476
  6. Step 6: Final answer
    x = 1,374,598.39

Related Problems

Find third proportional to 153,738 and 325,060
Half scale
Find third proportional to 614,952 and 1,300,240
Double scale
Find third proportional to 307,478 and 650,124
Similar ratio
Find third proportional to 461,214 and 975,180
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.