Home / 258,182-557,152

Finding the Third Proportional to 258,182 and 557,152

Calculator

Solution

The third proportional to 258,182 and 557,152 is: 1,202,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,182 : 557,152 = 557,152 : x
  2. Step 2: Convert to fraction form
    258,182/557,152 = 557,152/x
  3. Step 3: Cross multiply
    258,182x = 557,152 × 557,152
  4. Step 4: Simplify right side
    258,182x = 310,418,351,104
  5. Step 5: Solve for x
    x = 310,418,351,104/258,182
  6. Step 6: Final answer
    x = 1,202,323.75

Related Problems

Find third proportional to 129,091 and 278,576
Half scale
Find third proportional to 516,364 and 1,114,304
Double scale
Find third proportional to 258,184 and 557,156
Similar ratio
Find third proportional to 387,273 and 835,728
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.