Home / 358,963-555,752

Finding the Third Proportional to 358,963 and 555,752

Calculator

Solution

The third proportional to 358,963 and 555,752 is: 860,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,963 : 555,752 = 555,752 : x
  2. Step 2: Convert to fraction form
    358,963/555,752 = 555,752/x
  3. Step 3: Cross multiply
    358,963x = 555,752 × 555,752
  4. Step 4: Simplify right side
    358,963x = 308,860,285,504
  5. Step 5: Solve for x
    x = 308,860,285,504/358,963
  6. Step 6: Final answer
    x = 860,423.74

Related Problems

Find third proportional to 179,481.50 and 277,876
Half scale
Find third proportional to 717,926 and 1,111,504
Double scale
Find third proportional to 358,965 and 555,755
Similar ratio
Find third proportional to 538,444.50 and 833,628
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.