Home / 363,865.50-553,143

Finding the Third Proportional to 363,865.50 and 553,143

Calculator

Solution

The third proportional to 363,865.50 and 553,143 is: 840,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,865.50 : 553,143 = 553,143 : x
  2. Step 2: Convert to fraction form
    363,865.50/553,143 = 553,143/x
  3. Step 3: Cross multiply
    363,865.50x = 553,143 × 553,143
  4. Step 4: Simplify right side
    363,865.50x = 305,967,178,449
  5. Step 5: Solve for x
    x = 305,967,178,449/363,865.50
  6. Step 6: Final answer
    x = 840,879.88

Related Problems

Find third proportional to 181,932.75 and 276,571.50
Half scale
Find third proportional to 727,731 and 1,106,286
Double scale
Find third proportional to 363,868 and 553,146
Similar ratio
Find third proportional to 545,798.25 and 829,714.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.