Home / 497,680-670,536

Finding the Third Proportional to 497,680 and 670,536

Calculator

Solution

The third proportional to 497,680 and 670,536 is: 903,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,680 : 670,536 = 670,536 : x
  2. Step 2: Convert to fraction form
    497,680/670,536 = 670,536/x
  3. Step 3: Cross multiply
    497,680x = 670,536 × 670,536
  4. Step 4: Simplify right side
    497,680x = 449,618,527,296
  5. Step 5: Solve for x
    x = 449,618,527,296/497,680
  6. Step 6: Final answer
    x = 903,428.96

Related Problems

Find third proportional to 248,840 and 335,268
Half scale
Find third proportional to 995,360 and 1,341,072
Double scale
Find third proportional to 497,682 and 670,539
Similar ratio
Find third proportional to 746,520 and 1,005,804
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.