Home / 328,599-706,274

Finding the Third Proportional to 328,599 and 706,274

Calculator

Solution

The third proportional to 328,599 and 706,274 is: 1,518,029.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,599 : 706,274 = 706,274 : x
  2. Step 2: Convert to fraction form
    328,599/706,274 = 706,274/x
  3. Step 3: Cross multiply
    328,599x = 706,274 × 706,274
  4. Step 4: Simplify right side
    328,599x = 498,822,963,076
  5. Step 5: Solve for x
    x = 498,822,963,076/328,599
  6. Step 6: Final answer
    x = 1,518,029.46

Related Problems

Find third proportional to 164,299.50 and 353,137
Half scale
Find third proportional to 657,198 and 1,412,548
Double scale
Find third proportional to 328,601 and 706,278
Similar ratio
Find third proportional to 492,898.50 and 1,059,411
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.