Home / 291,879-633,578

Finding the Third Proportional to 291,879 and 633,578

Calculator

Solution

The third proportional to 291,879 and 633,578 is: 1,375,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,879 : 633,578 = 633,578 : x
  2. Step 2: Convert to fraction form
    291,879/633,578 = 633,578/x
  3. Step 3: Cross multiply
    291,879x = 633,578 × 633,578
  4. Step 4: Simplify right side
    291,879x = 401,421,082,084
  5. Step 5: Solve for x
    x = 401,421,082,084/291,879
  6. Step 6: Final answer
    x = 1,375,299.63

Related Problems

Find third proportional to 145,939.50 and 316,789
Half scale
Find third proportional to 583,758 and 1,267,156
Double scale
Find third proportional to 291,881 and 633,582
Similar ratio
Find third proportional to 437,818.50 and 950,367
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.