Home / 314,044-678,360

Finding the Third Proportional to 314,044 and 678,360

Calculator

Solution

The third proportional to 314,044 and 678,360 is: 1,465,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,044 : 678,360 = 678,360 : x
  2. Step 2: Convert to fraction form
    314,044/678,360 = 678,360/x
  3. Step 3: Cross multiply
    314,044x = 678,360 × 678,360
  4. Step 4: Simplify right side
    314,044x = 460,172,289,600
  5. Step 5: Solve for x
    x = 460,172,289,600/314,044
  6. Step 6: Final answer
    x = 1,465,311.52

Related Problems

Find third proportional to 157,022 and 339,180
Half scale
Find third proportional to 628,088 and 1,356,720
Double scale
Find third proportional to 314,046 and 678,364
Similar ratio
Find third proportional to 471,066 and 1,017,540
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.