Home / 602,684-818,520

Finding the Third Proportional to 602,684 and 818,520

Calculator

Solution

The third proportional to 602,684 and 818,520 is: 1,111,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,684 : 818,520 = 818,520 : x
  2. Step 2: Convert to fraction form
    602,684/818,520 = 818,520/x
  3. Step 3: Cross multiply
    602,684x = 818,520 × 818,520
  4. Step 4: Simplify right side
    602,684x = 669,974,990,400
  5. Step 5: Solve for x
    x = 669,974,990,400/602,684
  6. Step 6: Final answer
    x = 1,111,652.19

Related Problems

Find third proportional to 301,342 and 409,260
Half scale
Find third proportional to 1,205,368 and 1,637,040
Double scale
Find third proportional to 602,686 and 818,523
Similar ratio
Find third proportional to 904,026 and 1,227,780
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.