Home / 144,310-319,766

Finding the Third Proportional to 144,310 and 319,766

Calculator

Solution

The third proportional to 144,310 and 319,766 is: 708,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,310 : 319,766 = 319,766 : x
  2. Step 2: Convert to fraction form
    144,310/319,766 = 319,766/x
  3. Step 3: Cross multiply
    144,310x = 319,766 × 319,766
  4. Step 4: Simplify right side
    144,310x = 102,250,294,756
  5. Step 5: Solve for x
    x = 102,250,294,756/144,310
  6. Step 6: Final answer
    x = 708,546.15

Related Problems

Find third proportional to 72,155 and 159,883
Half scale
Find third proportional to 288,620 and 639,532
Double scale
Find third proportional to 144,312 and 319,770
Similar ratio
Find third proportional to 216,465 and 479,649
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.