Home / 194,484-258,489

Finding the Third Proportional to 194,484 and 258,489

Calculator

Solution

The third proportional to 194,484 and 258,489 is: 343,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,484 : 258,489 = 258,489 : x
  2. Step 2: Convert to fraction form
    194,484/258,489 = 258,489/x
  3. Step 3: Cross multiply
    194,484x = 258,489 × 258,489
  4. Step 4: Simplify right side
    194,484x = 66,816,563,121
  5. Step 5: Solve for x
    x = 66,816,563,121/194,484
  6. Step 6: Final answer
    x = 343,558.15

Related Problems

Find third proportional to 97,242 and 129,244.50
Half scale
Find third proportional to 388,968 and 516,978
Double scale
Find third proportional to 194,486 and 258,492
Similar ratio
Find third proportional to 291,726 and 387,733.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.