Home / 451,672-619,356

Finding the Third Proportional to 451,672 and 619,356

Calculator

Solution

The third proportional to 451,672 and 619,356 is: 849,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,672 : 619,356 = 619,356 : x
  2. Step 2: Convert to fraction form
    451,672/619,356 = 619,356/x
  3. Step 3: Cross multiply
    451,672x = 619,356 × 619,356
  4. Step 4: Simplify right side
    451,672x = 383,601,854,736
  5. Step 5: Solve for x
    x = 383,601,854,736/451,672
  6. Step 6: Final answer
    x = 849,292.97

Related Problems

Find third proportional to 225,836 and 309,678
Half scale
Find third proportional to 903,344 and 1,238,712
Double scale
Find third proportional to 451,674 and 619,359
Similar ratio
Find third proportional to 677,508 and 929,034
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.