Home / 488,614-747,453

Finding the Third Proportional to 488,614 and 747,453

Calculator

Solution

The third proportional to 488,614 and 747,453 is: 1,143,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,614 : 747,453 = 747,453 : x
  2. Step 2: Convert to fraction form
    488,614/747,453 = 747,453/x
  3. Step 3: Cross multiply
    488,614x = 747,453 × 747,453
  4. Step 4: Simplify right side
    488,614x = 558,685,987,209
  5. Step 5: Solve for x
    x = 558,685,987,209/488,614
  6. Step 6: Final answer
    x = 1,143,409.70

Related Problems

Find third proportional to 244,307 and 373,726.50
Half scale
Find third proportional to 977,228 and 1,494,906
Double scale
Find third proportional to 488,616 and 747,456
Similar ratio
Find third proportional to 732,921 and 1,121,179.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.