Home / 147,394-315,814

Finding the Third Proportional to 147,394 and 315,814

Calculator

Solution

The third proportional to 147,394 and 315,814 is: 676,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,394 : 315,814 = 315,814 : x
  2. Step 2: Convert to fraction form
    147,394/315,814 = 315,814/x
  3. Step 3: Cross multiply
    147,394x = 315,814 × 315,814
  4. Step 4: Simplify right side
    147,394x = 99,738,482,596
  5. Step 5: Solve for x
    x = 99,738,482,596/147,394
  6. Step 6: Final answer
    x = 676,679.39

Related Problems

Find third proportional to 73,697 and 157,907
Half scale
Find third proportional to 294,788 and 631,628
Double scale
Find third proportional to 147,396 and 315,818
Similar ratio
Find third proportional to 221,091 and 473,721
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.