Home / 517,385-772,891

Finding the Third Proportional to 517,385 and 772,891

Calculator

Solution

The third proportional to 517,385 and 772,891 is: 1,154,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,385 : 772,891 = 772,891 : x
  2. Step 2: Convert to fraction form
    517,385/772,891 = 772,891/x
  3. Step 3: Cross multiply
    517,385x = 772,891 × 772,891
  4. Step 4: Simplify right side
    517,385x = 597,360,497,881
  5. Step 5: Solve for x
    x = 597,360,497,881/517,385
  6. Step 6: Final answer
    x = 1,154,576.38

Related Problems

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.