Home / 255,277.50-357,729

Finding the Third Proportional to 255,277.50 and 357,729

Calculator

Solution

The third proportional to 255,277.50 and 357,729 is: 501,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,277.50 : 357,729 = 357,729 : x
  2. Step 2: Convert to fraction form
    255,277.50/357,729 = 357,729/x
  3. Step 3: Cross multiply
    255,277.50x = 357,729 × 357,729
  4. Step 4: Simplify right side
    255,277.50x = 127,970,037,441
  5. Step 5: Solve for x
    x = 127,970,037,441/255,277.50
  6. Step 6: Final answer
    x = 501,297.75

Related Problems

Find third proportional to 127,638.75 and 178,864.50
Half scale
Find third proportional to 510,555 and 715,458
Double scale
Find third proportional to 255,280 and 357,732
Similar ratio
Find third proportional to 382,916.25 and 536,593.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.