Home / 408,050-612,076

Finding the Third Proportional to 408,050 and 612,076

Calculator

Solution

The third proportional to 408,050 and 612,076 is: 918,115.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,050 : 612,076 = 612,076 : x
  2. Step 2: Convert to fraction form
    408,050/612,076 = 612,076/x
  3. Step 3: Cross multiply
    408,050x = 612,076 × 612,076
  4. Step 4: Simplify right side
    408,050x = 374,637,029,776
  5. Step 5: Solve for x
    x = 374,637,029,776/408,050
  6. Step 6: Final answer
    x = 918,115.50

Related Problems

Find third proportional to 204,025 and 306,038
Half scale
Find third proportional to 816,100 and 1,224,152
Double scale
Find third proportional to 408,052 and 612,079
Similar ratio
Find third proportional to 612,075 and 918,114
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.