Home / 455,354-731,631

Finding the Third Proportional to 455,354 and 731,631

Calculator

Solution

The third proportional to 455,354 and 731,631 is: 1,175,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,354 : 731,631 = 731,631 : x
  2. Step 2: Convert to fraction form
    455,354/731,631 = 731,631/x
  3. Step 3: Cross multiply
    455,354x = 731,631 × 731,631
  4. Step 4: Simplify right side
    455,354x = 535,283,920,161
  5. Step 5: Solve for x
    x = 535,283,920,161/455,354
  6. Step 6: Final answer
    x = 1,175,533.59

Related Problems

Find third proportional to 227,677 and 365,815.50
Half scale
Find third proportional to 910,708 and 1,463,262
Double scale
Find third proportional to 455,356 and 731,634
Similar ratio
Find third proportional to 683,031 and 1,097,446.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.