Home / 278,502-571,752

Finding the Third Proportional to 278,502 and 571,752

Calculator

Solution

The third proportional to 278,502 and 571,752 is: 1,173,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,502 : 571,752 = 571,752 : x
  2. Step 2: Convert to fraction form
    278,502/571,752 = 571,752/x
  3. Step 3: Cross multiply
    278,502x = 571,752 × 571,752
  4. Step 4: Simplify right side
    278,502x = 326,900,349,504
  5. Step 5: Solve for x
    x = 326,900,349,504/278,502
  6. Step 6: Final answer
    x = 1,173,780.98

Related Problems

Find third proportional to 139,251 and 285,876
Half scale
Find third proportional to 557,004 and 1,143,504
Double scale
Find third proportional to 278,504 and 571,756
Similar ratio
Find third proportional to 417,753 and 857,628
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.