Home / 457,920-673,168

Finding the Third Proportional to 457,920 and 673,168

Calculator

Solution

The third proportional to 457,920 and 673,168 is: 989,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,920 : 673,168 = 673,168 : x
  2. Step 2: Convert to fraction form
    457,920/673,168 = 673,168/x
  3. Step 3: Cross multiply
    457,920x = 673,168 × 673,168
  4. Step 4: Simplify right side
    457,920x = 453,155,156,224
  5. Step 5: Solve for x
    x = 453,155,156,224/457,920
  6. Step 6: Final answer
    x = 989,594.59

Related Problems

Find third proportional to 228,960 and 336,584
Half scale
Find third proportional to 915,840 and 1,346,336
Double scale
Find third proportional to 457,922 and 673,171
Similar ratio
Find third proportional to 686,880 and 1,009,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.