Home / 282,609-424,521

Finding the Third Proportional to 282,609 and 424,521

Calculator

Solution

The third proportional to 282,609 and 424,521 is: 637,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,609 : 424,521 = 424,521 : x
  2. Step 2: Convert to fraction form
    282,609/424,521 = 424,521/x
  3. Step 3: Cross multiply
    282,609x = 424,521 × 424,521
  4. Step 4: Simplify right side
    282,609x = 180,218,079,441
  5. Step 5: Solve for x
    x = 180,218,079,441/282,609
  6. Step 6: Final answer
    x = 637,694.06

Related Problems

Find third proportional to 141,304.50 and 212,260.50
Half scale
Find third proportional to 565,218 and 849,042
Double scale
Find third proportional to 282,611 and 424,524
Similar ratio
Find third proportional to 423,913.50 and 636,781.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.