Home / 140,304-290,586

Finding the Third Proportional to 140,304 and 290,586

Calculator

Solution

The third proportional to 140,304 and 290,586 is: 601,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,304 : 290,586 = 290,586 : x
  2. Step 2: Convert to fraction form
    140,304/290,586 = 290,586/x
  3. Step 3: Cross multiply
    140,304x = 290,586 × 290,586
  4. Step 4: Simplify right side
    140,304x = 84,440,223,396
  5. Step 5: Solve for x
    x = 84,440,223,396/140,304
  6. Step 6: Final answer
    x = 601,837.61

Related Problems

Find third proportional to 70,152 and 145,293
Half scale
Find third proportional to 280,608 and 581,172
Double scale
Find third proportional to 140,306 and 290,590
Similar ratio
Find third proportional to 210,456 and 435,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.