Home / 296,212-423,289

Finding the Third Proportional to 296,212 and 423,289

Calculator

Solution

The third proportional to 296,212 and 423,289 is: 604,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,212 : 423,289 = 423,289 : x
  2. Step 2: Convert to fraction form
    296,212/423,289 = 423,289/x
  3. Step 3: Cross multiply
    296,212x = 423,289 × 423,289
  4. Step 4: Simplify right side
    296,212x = 179,173,577,521
  5. Step 5: Solve for x
    x = 179,173,577,521/296,212
  6. Step 6: Final answer
    x = 604,882.91

Related Problems

Find third proportional to 148,106 and 211,644.50
Half scale
Find third proportional to 592,424 and 846,578
Double scale
Find third proportional to 296,214 and 423,292
Similar ratio
Find third proportional to 444,318 and 634,933.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.