Home / 319,076-493,999

Finding the Third Proportional to 319,076 and 493,999

Calculator

Solution

The third proportional to 319,076 and 493,999 is: 764,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,076 : 493,999 = 493,999 : x
  2. Step 2: Convert to fraction form
    319,076/493,999 = 493,999/x
  3. Step 3: Cross multiply
    319,076x = 493,999 × 493,999
  4. Step 4: Simplify right side
    319,076x = 244,035,012,001
  5. Step 5: Solve for x
    x = 244,035,012,001/319,076
  6. Step 6: Final answer
    x = 764,817.82

Related Problems

Find third proportional to 159,538 and 246,999.50
Half scale
Find third proportional to 638,152 and 987,998
Double scale
Find third proportional to 319,078 and 494,002
Similar ratio
Find third proportional to 478,614 and 740,998.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.