Home / 134,688-290,184

Finding the Third Proportional to 134,688 and 290,184

Calculator

Solution

The third proportional to 134,688 and 290,184 is: 625,198.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,688 : 290,184 = 290,184 : x
  2. Step 2: Convert to fraction form
    134,688/290,184 = 290,184/x
  3. Step 3: Cross multiply
    134,688x = 290,184 × 290,184
  4. Step 4: Simplify right side
    134,688x = 84,206,753,856
  5. Step 5: Solve for x
    x = 84,206,753,856/134,688
  6. Step 6: Final answer
    x = 625,198.64

Related Problems

Find third proportional to 67,344 and 145,092
Half scale
Find third proportional to 269,376 and 580,368
Double scale
Find third proportional to 134,690 and 290,188
Similar ratio
Find third proportional to 202,032 and 435,276
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.