Home / 354,937.50-516,199.50

Finding the Third Proportional to 354,937.50 and 516,199.50

Calculator

Solution

The third proportional to 354,937.50 and 516,199.50 is: 750,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,937.50 : 516,199.50 = 516,199.50 : x
  2. Step 2: Convert to fraction form
    354,937.50/516,199.50 = 516,199.50/x
  3. Step 3: Cross multiply
    354,937.50x = 516,199.50 × 516,199.50
  4. Step 4: Simplify right side
    354,937.50x = 266,461,923,800.25
  5. Step 5: Solve for x
    x = 266,461,923,800.25/354,937.50
  6. Step 6: Final answer
    x = 750,729.14

Related Problems

Find third proportional to 177,468.75 and 258,099.75
Half scale
Find third proportional to 709,875 and 1,032,399
Double scale
Find third proportional to 354,940 and 516,202
Similar ratio
Find third proportional to 532,406.25 and 774,299.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.