Home / 331,552-715,520

Finding the Third Proportional to 331,552 and 715,520

Calculator

Solution

The third proportional to 331,552 and 715,520 is: 1,544,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,552 : 715,520 = 715,520 : x
  2. Step 2: Convert to fraction form
    331,552/715,520 = 715,520/x
  3. Step 3: Cross multiply
    331,552x = 715,520 × 715,520
  4. Step 4: Simplify right side
    331,552x = 511,968,870,400
  5. Step 5: Solve for x
    x = 511,968,870,400/331,552
  6. Step 6: Final answer
    x = 1,544,158.59

Related Problems

Find third proportional to 165,776 and 357,760
Half scale
Find third proportional to 663,104 and 1,431,040
Double scale
Find third proportional to 331,554 and 715,524
Similar ratio
Find third proportional to 497,328 and 1,073,280
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.