Home / 331,114-715,158

Finding the Third Proportional to 331,114 and 715,158

Calculator

Solution

The third proportional to 331,114 and 715,158 is: 1,544,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,114 : 715,158 = 715,158 : x
  2. Step 2: Convert to fraction form
    331,114/715,158 = 715,158/x
  3. Step 3: Cross multiply
    331,114x = 715,158 × 715,158
  4. Step 4: Simplify right side
    331,114x = 511,450,964,964
  5. Step 5: Solve for x
    x = 511,450,964,964/331,114
  6. Step 6: Final answer
    x = 1,544,637.09

Related Problems

Find third proportional to 165,557 and 357,579
Half scale
Find third proportional to 662,228 and 1,430,316
Double scale
Find third proportional to 331,116 and 715,162
Similar ratio
Find third proportional to 496,671 and 1,072,737
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.