Home / 130,653-286,497

Finding the Third Proportional to 130,653 and 286,497

Calculator

Solution

The third proportional to 130,653 and 286,497 is: 628,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,653 : 286,497 = 286,497 : x
  2. Step 2: Convert to fraction form
    130,653/286,497 = 286,497/x
  3. Step 3: Cross multiply
    130,653x = 286,497 × 286,497
  4. Step 4: Simplify right side
    130,653x = 82,080,531,009
  5. Step 5: Solve for x
    x = 82,080,531,009/130,653
  6. Step 6: Final answer
    x = 628,233.04

Related Problems

Find third proportional to 65,326.50 and 143,248.50
Half scale
Find third proportional to 261,306 and 572,994
Double scale
Find third proportional to 130,655 and 286,501
Similar ratio
Find third proportional to 195,979.50 and 429,745.50
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.