Home / 538,730-803,423

Finding the Third Proportional to 538,730 and 803,423

Calculator

Solution

The third proportional to 538,730 and 803,423 is: 1,198,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,730 : 803,423 = 803,423 : x
  2. Step 2: Convert to fraction form
    538,730/803,423 = 803,423/x
  3. Step 3: Cross multiply
    538,730x = 803,423 × 803,423
  4. Step 4: Simplify right side
    538,730x = 645,488,516,929
  5. Step 5: Solve for x
    x = 645,488,516,929/538,730
  6. Step 6: Final answer
    x = 1,198,167.02

Related Problems

Find third proportional to 269,365 and 401,711.50
Half scale
Find third proportional to 1,077,460 and 1,606,846
Double scale
Find third proportional to 538,732 and 803,426
Similar ratio
Find third proportional to 808,095 and 1,205,134.50
1.5x scale

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.