Home / 415,464-903,720

Finding the Third Proportional to 415,464 and 903,720

Calculator

Solution

The third proportional to 415,464 and 903,720 is: 1,965,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,464 : 903,720 = 903,720 : x
  2. Step 2: Convert to fraction form
    415,464/903,720 = 903,720/x
  3. Step 3: Cross multiply
    415,464x = 903,720 × 903,720
  4. Step 4: Simplify right side
    415,464x = 816,709,838,400
  5. Step 5: Solve for x
    x = 816,709,838,400/415,464
  6. Step 6: Final answer
    x = 1,965,777.63

Related Problems

Find third proportional to 207,732 and 451,860
Half scale
Find third proportional to 830,928 and 1,807,440
Double scale
Find third proportional to 415,466 and 903,724
Similar ratio
Find third proportional to 623,196 and 1,355,580
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.