Home / 181,372-285,970

Finding the Third Proportional to 181,372 and 285,970

Calculator

Solution

The third proportional to 181,372 and 285,970 is: 450,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,372 : 285,970 = 285,970 : x
  2. Step 2: Convert to fraction form
    181,372/285,970 = 285,970/x
  3. Step 3: Cross multiply
    181,372x = 285,970 × 285,970
  4. Step 4: Simplify right side
    181,372x = 81,778,840,900
  5. Step 5: Solve for x
    x = 81,778,840,900/181,372
  6. Step 6: Final answer
    x = 450,890.11

Related Problems

Find third proportional to 90,686 and 142,985
Half scale
Find third proportional to 362,744 and 571,940
Double scale
Find third proportional to 181,374 and 285,973
Similar ratio
Find third proportional to 272,058 and 428,955
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.