Home / 315,134-674,565

Finding the Third Proportional to 315,134 and 674,565

Calculator

Solution

The third proportional to 315,134 and 674,565 is: 1,443,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,134 : 674,565 = 674,565 : x
  2. Step 2: Convert to fraction form
    315,134/674,565 = 674,565/x
  3. Step 3: Cross multiply
    315,134x = 674,565 × 674,565
  4. Step 4: Simplify right side
    315,134x = 455,037,939,225
  5. Step 5: Solve for x
    x = 455,037,939,225/315,134
  6. Step 6: Final answer
    x = 1,443,950.63

Related Problems

Find third proportional to 157,567 and 337,282.50
Half scale
Find third proportional to 630,268 and 1,349,130
Double scale
Find third proportional to 315,136 and 674,569
Similar ratio
Find third proportional to 472,701 and 1,011,847.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.