Home / 328,826-493,283

Finding the Third Proportional to 328,826 and 493,283

Calculator

Solution

The third proportional to 328,826 and 493,283 is: 739,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,826 : 493,283 = 493,283 : x
  2. Step 2: Convert to fraction form
    328,826/493,283 = 493,283/x
  3. Step 3: Cross multiply
    328,826x = 493,283 × 493,283
  4. Step 4: Simplify right side
    328,826x = 243,328,118,089
  5. Step 5: Solve for x
    x = 243,328,118,089/328,826
  6. Step 6: Final answer
    x = 739,990.51

Related Problems

Find third proportional to 164,413 and 246,641.50
Half scale
Find third proportional to 657,652 and 986,566
Double scale
Find third proportional to 328,828 and 493,286
Similar ratio
Find third proportional to 493,239 and 739,924.50
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.