Home / 616,326-865,377

Finding the Third Proportional to 616,326 and 865,377

Calculator

Solution

The third proportional to 616,326 and 865,377 is: 1,215,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,326 : 865,377 = 865,377 : x
  2. Step 2: Convert to fraction form
    616,326/865,377 = 865,377/x
  3. Step 3: Cross multiply
    616,326x = 865,377 × 865,377
  4. Step 4: Simplify right side
    616,326x = 748,877,352,129
  5. Step 5: Solve for x
    x = 748,877,352,129/616,326
  6. Step 6: Final answer
    x = 1,215,066.95

Related Problems

Find third proportional to 308,163 and 432,688.50
Half scale
Find third proportional to 1,232,652 and 1,730,754
Double scale
Find third proportional to 616,328 and 865,380
Similar ratio
Find third proportional to 924,489 and 1,298,065.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.