Home / 315,151-472,946

Finding the Third Proportional to 315,151 and 472,946

Calculator

Solution

The third proportional to 315,151 and 472,946 is: 709,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,151 : 472,946 = 472,946 : x
  2. Step 2: Convert to fraction form
    315,151/472,946 = 472,946/x
  3. Step 3: Cross multiply
    315,151x = 472,946 × 472,946
  4. Step 4: Simplify right side
    315,151x = 223,677,918,916
  5. Step 5: Solve for x
    x = 223,677,918,916/315,151
  6. Step 6: Final answer
    x = 709,748.40

Related Problems

Find third proportional to 157,575.50 and 236,473
Half scale
Find third proportional to 630,302 and 945,892
Double scale
Find third proportional to 315,153 and 472,949
Similar ratio
Find third proportional to 472,726.50 and 709,419
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.