Home / 457,857-700,398

Finding the Third Proportional to 457,857 and 700,398

Calculator

Solution

The third proportional to 457,857 and 700,398 is: 1,071,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,857 : 700,398 = 700,398 : x
  2. Step 2: Convert to fraction form
    457,857/700,398 = 700,398/x
  3. Step 3: Cross multiply
    457,857x = 700,398 × 700,398
  4. Step 4: Simplify right side
    457,857x = 490,557,358,404
  5. Step 5: Solve for x
    x = 490,557,358,404/457,857
  6. Step 6: Final answer
    x = 1,071,420.46

Related Problems

Find third proportional to 228,928.50 and 350,199
Half scale
Find third proportional to 915,714 and 1,400,796
Double scale
Find third proportional to 457,859 and 700,401
Similar ratio
Find third proportional to 686,785.50 and 1,050,597
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.