Home / 146,404-319,578

Finding the Third Proportional to 146,404 and 319,578

Calculator

Solution

The third proportional to 146,404 and 319,578 is: 697,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,404 : 319,578 = 319,578 : x
  2. Step 2: Convert to fraction form
    146,404/319,578 = 319,578/x
  3. Step 3: Cross multiply
    146,404x = 319,578 × 319,578
  4. Step 4: Simplify right side
    146,404x = 102,130,098,084
  5. Step 5: Solve for x
    x = 102,130,098,084/146,404
  6. Step 6: Final answer
    x = 697,590.90

Related Problems

Find third proportional to 73,202 and 159,789
Half scale
Find third proportional to 292,808 and 639,156
Double scale
Find third proportional to 146,406 and 319,582
Similar ratio
Find third proportional to 219,606 and 479,367
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.