Home / 303,559.50-438,556.50

Finding the Third Proportional to 303,559.50 and 438,556.50

Calculator

Solution

The third proportional to 303,559.50 and 438,556.50 is: 633,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,559.50 : 438,556.50 = 438,556.50 : x
  2. Step 2: Convert to fraction form
    303,559.50/438,556.50 = 438,556.50/x
  3. Step 3: Cross multiply
    303,559.50x = 438,556.50 × 438,556.50
  4. Step 4: Simplify right side
    303,559.50x = 192,331,803,692.25
  5. Step 5: Solve for x
    x = 192,331,803,692.25/303,559.50
  6. Step 6: Final answer
    x = 633,588.48

Related Problems

Find third proportional to 151,779.75 and 219,278.25
Half scale
Find third proportional to 607,119 and 877,113
Double scale
Find third proportional to 303,562 and 438,559
Similar ratio
Find third proportional to 455,339.25 and 657,834.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.