Home / 201,372-282,276

Finding the Third Proportional to 201,372 and 282,276

Calculator

Solution

The third proportional to 201,372 and 282,276 is: 395,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,372 : 282,276 = 282,276 : x
  2. Step 2: Convert to fraction form
    201,372/282,276 = 282,276/x
  3. Step 3: Cross multiply
    201,372x = 282,276 × 282,276
  4. Step 4: Simplify right side
    201,372x = 79,679,740,176
  5. Step 5: Solve for x
    x = 79,679,740,176/201,372
  6. Step 6: Final answer
    x = 395,684.31

Related Problems

Find third proportional to 100,686 and 141,138
Half scale
Find third proportional to 402,744 and 564,552
Double scale
Find third proportional to 201,374 and 282,279
Similar ratio
Find third proportional to 302,058 and 423,414
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.