Home / 297,072-641,491.88

Finding the Third Proportional to 297,072 and 641,491.88

Calculator

Solution

The third proportional to 297,072 and 641,491.88 is: 1,385,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,072 : 641,491.88 = 641,491.88 : x
  2. Step 2: Convert to fraction form
    297,072/641,491.88 = 641,491.88/x
  3. Step 3: Cross multiply
    297,072x = 641,491.88 × 641,491.88
  4. Step 4: Simplify right side
    297,072x = 411,511,825,691.02
  5. Step 5: Solve for x
    x = 411,511,825,691.02/297,072
  6. Step 6: Final answer
    x = 1,385,225.89

Related Problems

Find third proportional to 148,536 and 320,745.94
Half scale
Find third proportional to 594,144 and 1,282,983.75
Double scale
Find third proportional to 297,074 and 641,496
Similar ratio
Find third proportional to 445,608 and 962,237.81
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.