Home / 219,699-329,547

Finding the Third Proportional to 219,699 and 329,547

Calculator

Solution

The third proportional to 219,699 and 329,547 is: 494,318.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,699 : 329,547 = 329,547 : x
  2. Step 2: Convert to fraction form
    219,699/329,547 = 329,547/x
  3. Step 3: Cross multiply
    219,699x = 329,547 × 329,547
  4. Step 4: Simplify right side
    219,699x = 108,601,225,209
  5. Step 5: Solve for x
    x = 108,601,225,209/219,699
  6. Step 6: Final answer
    x = 494,318.25

Related Problems

Find third proportional to 109,849.50 and 164,773.50
Half scale
Find third proportional to 439,398 and 659,094
Double scale
Find third proportional to 219,701 and 329,550
Similar ratio
Find third proportional to 329,548.50 and 494,320.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.