Home / 487,406-713,059

Finding the Third Proportional to 487,406 and 713,059

Calculator

Solution

The third proportional to 487,406 and 713,059 is: 1,043,181.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,406 : 713,059 = 713,059 : x
  2. Step 2: Convert to fraction form
    487,406/713,059 = 713,059/x
  3. Step 3: Cross multiply
    487,406x = 713,059 × 713,059
  4. Step 4: Simplify right side
    487,406x = 508,453,137,481
  5. Step 5: Solve for x
    x = 508,453,137,481/487,406
  6. Step 6: Final answer
    x = 1,043,181.94

Related Problems

Find third proportional to 243,703 and 356,529.50
Half scale
Find third proportional to 974,812 and 1,426,118
Double scale
Find third proportional to 487,408 and 713,062
Similar ratio
Find third proportional to 731,109 and 1,069,588.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.