Home / 258,464-377,672

Finding the Third Proportional to 258,464 and 377,672

Calculator

Solution

The third proportional to 258,464 and 377,672 is: 551,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,464 : 377,672 = 377,672 : x
  2. Step 2: Convert to fraction form
    258,464/377,672 = 377,672/x
  3. Step 3: Cross multiply
    258,464x = 377,672 × 377,672
  4. Step 4: Simplify right side
    258,464x = 142,636,139,584
  5. Step 5: Solve for x
    x = 142,636,139,584/258,464
  6. Step 6: Final answer
    x = 551,860.76

Related Problems

Find third proportional to 129,232 and 188,836
Half scale
Find third proportional to 516,928 and 755,344
Double scale
Find third proportional to 258,466 and 377,675
Similar ratio
Find third proportional to 387,696 and 566,508
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.