Home / 231,815-488,537

Finding the Third Proportional to 231,815 and 488,537

Calculator

Solution

The third proportional to 231,815 and 488,537 is: 1,029,564.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,815 : 488,537 = 488,537 : x
  2. Step 2: Convert to fraction form
    231,815/488,537 = 488,537/x
  3. Step 3: Cross multiply
    231,815x = 488,537 × 488,537
  4. Step 4: Simplify right side
    231,815x = 238,668,400,369
  5. Step 5: Solve for x
    x = 238,668,400,369/231,815
  6. Step 6: Final answer
    x = 1,029,564.09

Related Problems

Find third proportional to 115,907.50 and 244,268.50
Half scale
Find third proportional to 463,630 and 977,074
Double scale
Find third proportional to 231,817 and 488,541
Similar ratio
Find third proportional to 347,722.50 and 732,805.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.