Home / 146,250-316,486

Finding the Third Proportional to 146,250 and 316,486

Calculator

Solution

The third proportional to 146,250 and 316,486 is: 684,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,250 : 316,486 = 316,486 : x
  2. Step 2: Convert to fraction form
    146,250/316,486 = 316,486/x
  3. Step 3: Cross multiply
    146,250x = 316,486 × 316,486
  4. Step 4: Simplify right side
    146,250x = 100,163,388,196
  5. Step 5: Solve for x
    x = 100,163,388,196/146,250
  6. Step 6: Final answer
    x = 684,877.87

Related Problems

Find third proportional to 73,125 and 158,243
Half scale
Find third proportional to 292,500 and 632,972
Double scale
Find third proportional to 146,252 and 316,490
Similar ratio
Find third proportional to 219,375 and 474,729
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.