Home / 303,628-453,746

Finding the Third Proportional to 303,628 and 453,746

Calculator

Solution

The third proportional to 303,628 and 453,746 is: 678,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,628 : 453,746 = 453,746 : x
  2. Step 2: Convert to fraction form
    303,628/453,746 = 453,746/x
  3. Step 3: Cross multiply
    303,628x = 453,746 × 453,746
  4. Step 4: Simplify right side
    303,628x = 205,885,432,516
  5. Step 5: Solve for x
    x = 205,885,432,516/303,628
  6. Step 6: Final answer
    x = 678,084.47

Related Problems

Find third proportional to 151,814 and 226,873
Half scale
Find third proportional to 607,256 and 907,492
Double scale
Find third proportional to 303,630 and 453,749
Similar ratio
Find third proportional to 455,442 and 680,619
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.