Home / 393,464-577,148

Finding the Third Proportional to 393,464 and 577,148

Calculator

Solution

The third proportional to 393,464 and 577,148 is: 846,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,464 : 577,148 = 577,148 : x
  2. Step 2: Convert to fraction form
    393,464/577,148 = 577,148/x
  3. Step 3: Cross multiply
    393,464x = 577,148 × 577,148
  4. Step 4: Simplify right side
    393,464x = 333,099,813,904
  5. Step 5: Solve for x
    x = 333,099,813,904/393,464
  6. Step 6: Final answer
    x = 846,582.70

Related Problems

Find third proportional to 196,732 and 288,574
Half scale
Find third proportional to 786,928 and 1,154,296
Double scale
Find third proportional to 393,466 and 577,151
Similar ratio
Find third proportional to 590,196 and 865,722
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.