Home / 258,526-388,062

Finding the Third Proportional to 258,526 and 388,062

Calculator

Solution

The third proportional to 258,526 and 388,062 is: 582,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,526 : 388,062 = 388,062 : x
  2. Step 2: Convert to fraction form
    258,526/388,062 = 388,062/x
  3. Step 3: Cross multiply
    258,526x = 388,062 × 388,062
  4. Step 4: Simplify right side
    258,526x = 150,592,115,844
  5. Step 5: Solve for x
    x = 150,592,115,844/258,526
  6. Step 6: Final answer
    x = 582,502.79

Related Problems

Find third proportional to 129,263 and 194,031
Half scale
Find third proportional to 517,052 and 776,124
Double scale
Find third proportional to 258,528 and 388,065
Similar ratio
Find third proportional to 387,789 and 582,093
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.