Home / 508,646-747,381

Finding the Third Proportional to 508,646 and 747,381

Calculator

Solution

The third proportional to 508,646 and 747,381 is: 1,098,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,646 : 747,381 = 747,381 : x
  2. Step 2: Convert to fraction form
    508,646/747,381 = 747,381/x
  3. Step 3: Cross multiply
    508,646x = 747,381 × 747,381
  4. Step 4: Simplify right side
    508,646x = 558,578,359,161
  5. Step 5: Solve for x
    x = 558,578,359,161/508,646
  6. Step 6: Final answer
    x = 1,098,167.21

Related Problems

Find third proportional to 254,323 and 373,690.50
Half scale
Find third proportional to 1,017,292 and 1,494,762
Double scale
Find third proportional to 508,648 and 747,384
Similar ratio
Find third proportional to 762,969 and 1,121,071.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.