Home / 228,569-354,408

Finding the Third Proportional to 228,569 and 354,408

Calculator

Solution

The third proportional to 228,569 and 354,408 is: 549,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,569 : 354,408 = 354,408 : x
  2. Step 2: Convert to fraction form
    228,569/354,408 = 354,408/x
  3. Step 3: Cross multiply
    228,569x = 354,408 × 354,408
  4. Step 4: Simplify right side
    228,569x = 125,605,030,464
  5. Step 5: Solve for x
    x = 125,605,030,464/228,569
  6. Step 6: Final answer
    x = 549,527.85

Related Problems

Find third proportional to 114,284.50 and 177,204
Half scale
Find third proportional to 457,138 and 708,816
Double scale
Find third proportional to 228,571 and 354,411
Similar ratio
Find third proportional to 342,853.50 and 531,612
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.