Home / 206,644.50-438,088.50

Finding the Third Proportional to 206,644.50 and 438,088.50

Calculator

Solution

The third proportional to 206,644.50 and 438,088.50 is: 928,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,644.50 : 438,088.50 = 438,088.50 : x
  2. Step 2: Convert to fraction form
    206,644.50/438,088.50 = 438,088.50/x
  3. Step 3: Cross multiply
    206,644.50x = 438,088.50 × 438,088.50
  4. Step 4: Simplify right side
    206,644.50x = 191,921,533,832.25
  5. Step 5: Solve for x
    x = 191,921,533,832.25/206,644.50
  6. Step 6: Final answer
    x = 928,752.20

Related Problems

Find third proportional to 103,322.25 and 219,044.25
Half scale
Find third proportional to 413,289 and 876,177
Double scale
Find third proportional to 206,647 and 438,093
Similar ratio
Find third proportional to 309,966.75 and 657,132.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.