Home / 315,666-675,740.25

Finding the Third Proportional to 315,666 and 675,740.25

Calculator

Solution

The third proportional to 315,666 and 675,740.25 is: 1,446,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,666 : 675,740.25 = 675,740.25 : x
  2. Step 2: Convert to fraction form
    315,666/675,740.25 = 675,740.25/x
  3. Step 3: Cross multiply
    315,666x = 675,740.25 × 675,740.25
  4. Step 4: Simplify right side
    315,666x = 456,624,885,470.06
  5. Step 5: Solve for x
    x = 456,624,885,470.06/315,666
  6. Step 6: Final answer
    x = 1,446,544.40

Related Problems

Find third proportional to 157,833 and 337,870.13
Half scale
Find third proportional to 631,332 and 1,351,480.50
Double scale
Find third proportional to 315,668 and 675,745
Similar ratio
Find third proportional to 473,499 and 1,013,610.38
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.