Home / 316,960-492,368

Finding the Third Proportional to 316,960 and 492,368

Calculator

Solution

The third proportional to 316,960 and 492,368 is: 764,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,960 : 492,368 = 492,368 : x
  2. Step 2: Convert to fraction form
    316,960/492,368 = 492,368/x
  3. Step 3: Cross multiply
    316,960x = 492,368 × 492,368
  4. Step 4: Simplify right side
    316,960x = 242,426,247,424
  5. Step 5: Solve for x
    x = 242,426,247,424/316,960
  6. Step 6: Final answer
    x = 764,848.08

Related Problems

Find third proportional to 158,480 and 246,184
Half scale
Find third proportional to 633,920 and 984,736
Double scale
Find third proportional to 316,962 and 492,371
Similar ratio
Find third proportional to 475,440 and 738,552
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.