Home / 144,378-224,421

Finding the Third Proportional to 144,378 and 224,421

Calculator

Solution

The third proportional to 144,378 and 224,421 is: 348,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,378 : 224,421 = 224,421 : x
  2. Step 2: Convert to fraction form
    144,378/224,421 = 224,421/x
  3. Step 3: Cross multiply
    144,378x = 224,421 × 224,421
  4. Step 4: Simplify right side
    144,378x = 50,364,785,241
  5. Step 5: Solve for x
    x = 50,364,785,241/144,378
  6. Step 6: Final answer
    x = 348,839.75

Related Problems

Find third proportional to 72,189 and 112,210.50
Half scale
Find third proportional to 288,756 and 448,842
Double scale
Find third proportional to 144,380 and 224,424
Similar ratio
Find third proportional to 216,567 and 336,631.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.