Home / 307,190-673,432

Finding the Third Proportional to 307,190 and 673,432

Calculator

Solution

The third proportional to 307,190 and 673,432 is: 1,476,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,190 : 673,432 = 673,432 : x
  2. Step 2: Convert to fraction form
    307,190/673,432 = 673,432/x
  3. Step 3: Cross multiply
    307,190x = 673,432 × 673,432
  4. Step 4: Simplify right side
    307,190x = 453,510,658,624
  5. Step 5: Solve for x
    x = 453,510,658,624/307,190
  6. Step 6: Final answer
    x = 1,476,319.73

Related Problems

Find third proportional to 153,595 and 336,716
Half scale
Find third proportional to 614,380 and 1,346,864
Double scale
Find third proportional to 307,192 and 673,436
Similar ratio
Find third proportional to 460,785 and 1,010,148
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.