Home / 153,518-330,364

Finding the Third Proportional to 153,518 and 330,364

Calculator

Solution

The third proportional to 153,518 and 330,364 is: 710,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,518 : 330,364 = 330,364 : x
  2. Step 2: Convert to fraction form
    153,518/330,364 = 330,364/x
  3. Step 3: Cross multiply
    153,518x = 330,364 × 330,364
  4. Step 4: Simplify right side
    153,518x = 109,140,372,496
  5. Step 5: Solve for x
    x = 109,140,372,496/153,518
  6. Step 6: Final answer
    x = 710,928.83

Related Problems

Find third proportional to 76,759 and 165,182
Half scale
Find third proportional to 307,036 and 660,728
Double scale
Find third proportional to 153,520 and 330,368
Similar ratio
Find third proportional to 230,277 and 495,546
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.