Home / 209,706-456,276

Finding the Third Proportional to 209,706 and 456,276

Calculator

Solution

The third proportional to 209,706 and 456,276 is: 992,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,706 : 456,276 = 456,276 : x
  2. Step 2: Convert to fraction form
    209,706/456,276 = 456,276/x
  3. Step 3: Cross multiply
    209,706x = 456,276 × 456,276
  4. Step 4: Simplify right side
    209,706x = 208,187,788,176
  5. Step 5: Solve for x
    x = 208,187,788,176/209,706
  6. Step 6: Final answer
    x = 992,760.28

Related Problems

Find third proportional to 104,853 and 228,138
Half scale
Find third proportional to 419,412 and 912,552
Double scale
Find third proportional to 209,708 and 456,280
Similar ratio
Find third proportional to 314,559 and 684,414
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.