Home / 279,536-372,432

Finding the Third Proportional to 279,536 and 372,432

Calculator

Solution

The third proportional to 279,536 and 372,432 is: 496,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,536 : 372,432 = 372,432 : x
  2. Step 2: Convert to fraction form
    279,536/372,432 = 372,432/x
  3. Step 3: Cross multiply
    279,536x = 372,432 × 372,432
  4. Step 4: Simplify right side
    279,536x = 138,705,594,624
  5. Step 5: Solve for x
    x = 138,705,594,624/279,536
  6. Step 6: Final answer
    x = 496,199.40

Related Problems

Find third proportional to 139,768 and 186,216
Half scale
Find third proportional to 559,072 and 744,864
Double scale
Find third proportional to 279,538 and 372,435
Similar ratio
Find third proportional to 419,304 and 558,648
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.