Home / 186,982-290,078

Finding the Third Proportional to 186,982 and 290,078

Calculator

Solution

The third proportional to 186,982 and 290,078 is: 450,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,982 : 290,078 = 290,078 : x
  2. Step 2: Convert to fraction form
    186,982/290,078 = 290,078/x
  3. Step 3: Cross multiply
    186,982x = 290,078 × 290,078
  4. Step 4: Simplify right side
    186,982x = 84,145,246,084
  5. Step 5: Solve for x
    x = 84,145,246,084/186,982
  6. Step 6: Final answer
    x = 450,017.90

Related Problems

Find third proportional to 93,491 and 145,039
Half scale
Find third proportional to 373,964 and 580,156
Double scale
Find third proportional to 186,984 and 290,081
Similar ratio
Find third proportional to 280,473 and 435,117
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.