Home / 315,644-476,738

Finding the Third Proportional to 315,644 and 476,738

Calculator

Solution

The third proportional to 315,644 and 476,738 is: 720,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,644 : 476,738 = 476,738 : x
  2. Step 2: Convert to fraction form
    315,644/476,738 = 476,738/x
  3. Step 3: Cross multiply
    315,644x = 476,738 × 476,738
  4. Step 4: Simplify right side
    315,644x = 227,279,120,644
  5. Step 5: Solve for x
    x = 227,279,120,644/315,644
  6. Step 6: Final answer
    x = 720,048.92

Related Problems

Find third proportional to 157,822 and 238,369
Half scale
Find third proportional to 631,288 and 953,476
Double scale
Find third proportional to 315,646 and 476,741
Similar ratio
Find third proportional to 473,466 and 715,107
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.