Home / 258,724-565,538

Finding the Third Proportional to 258,724 and 565,538

Calculator

Solution

The third proportional to 258,724 and 565,538 is: 1,236,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,724 : 565,538 = 565,538 : x
  2. Step 2: Convert to fraction form
    258,724/565,538 = 565,538/x
  3. Step 3: Cross multiply
    258,724x = 565,538 × 565,538
  4. Step 4: Simplify right side
    258,724x = 319,833,229,444
  5. Step 5: Solve for x
    x = 319,833,229,444/258,724
  6. Step 6: Final answer
    x = 1,236,194.67

Related Problems

Find third proportional to 129,362 and 282,769
Half scale
Find third proportional to 517,448 and 1,131,076
Double scale
Find third proportional to 258,726 and 565,542
Similar ratio
Find third proportional to 388,086 and 848,307
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.