Home / 280,894-614,339

Finding the Third Proportional to 280,894 and 614,339

Calculator

Solution

The third proportional to 280,894 and 614,339 is: 1,343,611.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,894 : 614,339 = 614,339 : x
  2. Step 2: Convert to fraction form
    280,894/614,339 = 614,339/x
  3. Step 3: Cross multiply
    280,894x = 614,339 × 614,339
  4. Step 4: Simplify right side
    280,894x = 377,412,406,921
  5. Step 5: Solve for x
    x = 377,412,406,921/280,894
  6. Step 6: Final answer
    x = 1,343,611.49

Related Problems

Find third proportional to 140,447 and 307,169.50
Half scale
Find third proportional to 561,788 and 1,228,678
Double scale
Find third proportional to 280,896 and 614,343
Similar ratio
Find third proportional to 421,341 and 921,508.50
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.