Home / 512,918-804,587

Finding the Third Proportional to 512,918 and 804,587

Calculator

Solution

The third proportional to 512,918 and 804,587 is: 1,262,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,918 : 804,587 = 804,587 : x
  2. Step 2: Convert to fraction form
    512,918/804,587 = 804,587/x
  3. Step 3: Cross multiply
    512,918x = 804,587 × 804,587
  4. Step 4: Simplify right side
    512,918x = 647,360,240,569
  5. Step 5: Solve for x
    x = 647,360,240,569/512,918
  6. Step 6: Final answer
    x = 1,262,112.54

Related Problems

Find third proportional to 256,459 and 402,293.50
Half scale
Find third proportional to 1,025,836 and 1,609,174
Double scale
Find third proportional to 512,920 and 804,590
Similar ratio
Find third proportional to 769,377 and 1,206,880.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.