Home / 432,692-645,436

Finding the Third Proportional to 432,692 and 645,436

Calculator

Solution

The third proportional to 432,692 and 645,436 is: 962,780.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,692 : 645,436 = 645,436 : x
  2. Step 2: Convert to fraction form
    432,692/645,436 = 645,436/x
  3. Step 3: Cross multiply
    432,692x = 645,436 × 645,436
  4. Step 4: Simplify right side
    432,692x = 416,587,630,096
  5. Step 5: Solve for x
    x = 416,587,630,096/432,692
  6. Step 6: Final answer
    x = 962,780.99

Related Problems

Find third proportional to 216,346 and 322,718
Half scale
Find third proportional to 865,384 and 1,290,872
Double scale
Find third proportional to 432,694 and 645,439
Similar ratio
Find third proportional to 649,038 and 968,154
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.