Home / 353,125-784,709.50

Finding the Third Proportional to 353,125 and 784,709.50

Calculator

Solution

The third proportional to 353,125 and 784,709.50 is: 1,743,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,125 : 784,709.50 = 784,709.50 : x
  2. Step 2: Convert to fraction form
    353,125/784,709.50 = 784,709.50/x
  3. Step 3: Cross multiply
    353,125x = 784,709.50 × 784,709.50
  4. Step 4: Simplify right side
    353,125x = 615,768,999,390.25
  5. Step 5: Solve for x
    x = 615,768,999,390.25/353,125
  6. Step 6: Final answer
    x = 1,743,770.62

Related Problems

Find third proportional to 176,562.50 and 392,354.75
Half scale
Find third proportional to 706,250 and 1,569,419
Double scale
Find third proportional to 353,127 and 784,714
Similar ratio
Find third proportional to 529,687.50 and 1,177,064.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.