Home / 318,660-464,841

Finding the Third Proportional to 318,660 and 464,841

Calculator

Solution

The third proportional to 318,660 and 464,841 is: 678,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,660 : 464,841 = 464,841 : x
  2. Step 2: Convert to fraction form
    318,660/464,841 = 464,841/x
  3. Step 3: Cross multiply
    318,660x = 464,841 × 464,841
  4. Step 4: Simplify right side
    318,660x = 216,077,155,281
  5. Step 5: Solve for x
    x = 216,077,155,281/318,660
  6. Step 6: Final answer
    x = 678,080.57

Related Problems

Find third proportional to 159,330 and 232,420.50
Half scale
Find third proportional to 637,320 and 929,682
Double scale
Find third proportional to 318,662 and 464,844
Similar ratio
Find third proportional to 477,990 and 697,261.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.