Home / 203,270-297,615

Finding the Third Proportional to 203,270 and 297,615

Calculator

Solution

The third proportional to 203,270 and 297,615 is: 435,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,270 : 297,615 = 297,615 : x
  2. Step 2: Convert to fraction form
    203,270/297,615 = 297,615/x
  3. Step 3: Cross multiply
    203,270x = 297,615 × 297,615
  4. Step 4: Simplify right side
    203,270x = 88,574,688,225
  5. Step 5: Solve for x
    x = 88,574,688,225/203,270
  6. Step 6: Final answer
    x = 435,748.95

Related Problems

Find third proportional to 101,635 and 148,807.50
Half scale
Find third proportional to 406,540 and 595,230
Double scale
Find third proportional to 203,272 and 297,618
Similar ratio
Find third proportional to 304,905 and 446,422.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.