Home / 238,643-514,651

Finding the Third Proportional to 238,643 and 514,651

Calculator

Solution

The third proportional to 238,643 and 514,651 is: 1,109,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,643 : 514,651 = 514,651 : x
  2. Step 2: Convert to fraction form
    238,643/514,651 = 514,651/x
  3. Step 3: Cross multiply
    238,643x = 514,651 × 514,651
  4. Step 4: Simplify right side
    238,643x = 264,865,651,801
  5. Step 5: Solve for x
    x = 264,865,651,801/238,643
  6. Step 6: Final answer
    x = 1,109,882.34

Related Problems

Find third proportional to 119,321.50 and 257,325.50
Half scale
Find third proportional to 477,286 and 1,029,302
Double scale
Find third proportional to 238,645 and 514,655
Similar ratio
Find third proportional to 357,964.50 and 771,976.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.