Home / 256,433.50-345,829.50

Finding the Third Proportional to 256,433.50 and 345,829.50

Calculator

Solution

The third proportional to 256,433.50 and 345,829.50 is: 466,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,433.50 : 345,829.50 = 345,829.50 : x
  2. Step 2: Convert to fraction form
    256,433.50/345,829.50 = 345,829.50/x
  3. Step 3: Cross multiply
    256,433.50x = 345,829.50 × 345,829.50
  4. Step 4: Simplify right side
    256,433.50x = 119,598,043,070.25
  5. Step 5: Solve for x
    x = 119,598,043,070.25/256,433.50
  6. Step 6: Final answer
    x = 466,390.09

Related Problems

Find third proportional to 128,216.75 and 172,914.75
Half scale
Find third proportional to 512,867 and 691,659
Double scale
Find third proportional to 256,436 and 345,832
Similar ratio
Find third proportional to 384,650.25 and 518,744.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.