Home / 257,098-526,724

Finding the Third Proportional to 257,098 and 526,724

Calculator

Solution

The third proportional to 257,098 and 526,724 is: 1,079,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,098 : 526,724 = 526,724 : x
  2. Step 2: Convert to fraction form
    257,098/526,724 = 526,724/x
  3. Step 3: Cross multiply
    257,098x = 526,724 × 526,724
  4. Step 4: Simplify right side
    257,098x = 277,438,172,176
  5. Step 5: Solve for x
    x = 277,438,172,176/257,098
  6. Step 6: Final answer
    x = 1,079,114.47

Related Problems

Find third proportional to 128,549 and 263,362
Half scale
Find third proportional to 514,196 and 1,053,448
Double scale
Find third proportional to 257,100 and 526,728
Similar ratio
Find third proportional to 385,647 and 790,086
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.