Home / 497,740-768,612

Finding the Third Proportional to 497,740 and 768,612

Calculator

Solution

The third proportional to 497,740 and 768,612 is: 1,186,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,740 : 768,612 = 768,612 : x
  2. Step 2: Convert to fraction form
    497,740/768,612 = 768,612/x
  3. Step 3: Cross multiply
    497,740x = 768,612 × 768,612
  4. Step 4: Simplify right side
    497,740x = 590,764,406,544
  5. Step 5: Solve for x
    x = 590,764,406,544/497,740
  6. Step 6: Final answer
    x = 1,186,893.57

Related Problems

Find third proportional to 248,870 and 384,306
Half scale
Find third proportional to 995,480 and 1,537,224
Double scale
Find third proportional to 497,742 and 768,615
Similar ratio
Find third proportional to 746,610 and 1,152,918
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.