Home / 152,408-330,240

Finding the Third Proportional to 152,408 and 330,240

Calculator

Solution

The third proportional to 152,408 and 330,240 is: 715,569.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,408 : 330,240 = 330,240 : x
  2. Step 2: Convert to fraction form
    152,408/330,240 = 330,240/x
  3. Step 3: Cross multiply
    152,408x = 330,240 × 330,240
  4. Step 4: Simplify right side
    152,408x = 109,058,457,600
  5. Step 5: Solve for x
    x = 109,058,457,600/152,408
  6. Step 6: Final answer
    x = 715,569.11

Related Problems

Find third proportional to 76,204 and 165,120
Half scale
Find third proportional to 304,816 and 660,480
Double scale
Find third proportional to 152,410 and 330,244
Similar ratio
Find third proportional to 228,612 and 495,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.