Home / 503,118-747,828

Finding the Third Proportional to 503,118 and 747,828

Calculator

Solution

The third proportional to 503,118 and 747,828 is: 1,111,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,118 : 747,828 = 747,828 : x
  2. Step 2: Convert to fraction form
    503,118/747,828 = 747,828/x
  3. Step 3: Cross multiply
    503,118x = 747,828 × 747,828
  4. Step 4: Simplify right side
    503,118x = 559,246,717,584
  5. Step 5: Solve for x
    x = 559,246,717,584/503,118
  6. Step 6: Final answer
    x = 1,111,561.74

Related Problems

Find third proportional to 251,559 and 373,914
Half scale
Find third proportional to 1,006,236 and 1,495,656
Double scale
Find third proportional to 503,120 and 747,831
Similar ratio
Find third proportional to 754,677 and 1,121,742
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.