Home / 290,225-448,472

Finding the Third Proportional to 290,225 and 448,472

Calculator

Solution

The third proportional to 290,225 and 448,472 is: 693,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,225 : 448,472 = 448,472 : x
  2. Step 2: Convert to fraction form
    290,225/448,472 = 448,472/x
  3. Step 3: Cross multiply
    290,225x = 448,472 × 448,472
  4. Step 4: Simplify right side
    290,225x = 201,127,134,784
  5. Step 5: Solve for x
    x = 201,127,134,784/290,225
  6. Step 6: Final answer
    x = 693,004.17

Related Problems

Find third proportional to 145,112.50 and 224,236
Half scale
Find third proportional to 580,450 and 896,944
Double scale
Find third proportional to 290,227 and 448,475
Similar ratio
Find third proportional to 435,337.50 and 672,708
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.