Home / 402,898-626,704

Finding the Third Proportional to 402,898 and 626,704

Calculator

Solution

The third proportional to 402,898 and 626,704 is: 974,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,898 : 626,704 = 626,704 : x
  2. Step 2: Convert to fraction form
    402,898/626,704 = 626,704/x
  3. Step 3: Cross multiply
    402,898x = 626,704 × 626,704
  4. Step 4: Simplify right side
    402,898x = 392,757,903,616
  5. Step 5: Solve for x
    x = 392,757,903,616/402,898
  6. Step 6: Final answer
    x = 974,832.10

Related Problems

Find third proportional to 201,449 and 313,352
Half scale
Find third proportional to 805,796 and 1,253,408
Double scale
Find third proportional to 402,900 and 626,707
Similar ratio
Find third proportional to 604,347 and 940,056
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.