Home / 178,848-392,958

Finding the Third Proportional to 178,848 and 392,958

Calculator

Solution

The third proportional to 178,848 and 392,958 is: 863,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848 : 392,958 = 392,958 : x
  2. Step 2: Convert to fraction form
    178,848/392,958 = 392,958/x
  3. Step 3: Cross multiply
    178,848x = 392,958 × 392,958
  4. Step 4: Simplify right side
    178,848x = 154,415,989,764
  5. Step 5: Solve for x
    x = 154,415,989,764/178,848
  6. Step 6: Final answer
    x = 863,392.32

Related Problems

Find third proportional to 89,424 and 196,479
Half scale
Find third proportional to 357,696 and 785,916
Double scale
Find third proportional to 178,850 and 392,962
Similar ratio
Find third proportional to 268,272 and 589,437
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.