Home / 264,476-402,911

Finding the Third Proportional to 264,476 and 402,911

Calculator

Solution

The third proportional to 264,476 and 402,911 is: 613,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,476 : 402,911 = 402,911 : x
  2. Step 2: Convert to fraction form
    264,476/402,911 = 402,911/x
  3. Step 3: Cross multiply
    264,476x = 402,911 × 402,911
  4. Step 4: Simplify right side
    264,476x = 162,337,273,921
  5. Step 5: Solve for x
    x = 162,337,273,921/264,476
  6. Step 6: Final answer
    x = 613,807.20

Related Problems

Find third proportional to 132,238 and 201,455.50
Half scale
Find third proportional to 528,952 and 805,822
Double scale
Find third proportional to 264,478 and 402,914
Similar ratio
Find third proportional to 396,714 and 604,366.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.