Home / 140,310-290,598

Finding the Third Proportional to 140,310 and 290,598

Calculator

Solution

The third proportional to 140,310 and 290,598 is: 601,861.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,310 : 290,598 = 290,598 : x
  2. Step 2: Convert to fraction form
    140,310/290,598 = 290,598/x
  3. Step 3: Cross multiply
    140,310x = 290,598 × 290,598
  4. Step 4: Simplify right side
    140,310x = 84,447,197,604
  5. Step 5: Solve for x
    x = 84,447,197,604/140,310
  6. Step 6: Final answer
    x = 601,861.58

Related Problems

Find third proportional to 70,155 and 145,299
Half scale
Find third proportional to 280,620 and 581,196
Double scale
Find third proportional to 140,312 and 290,602
Similar ratio
Find third proportional to 210,465 and 435,897
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.