Home / 407,958-573,479

Finding the Third Proportional to 407,958 and 573,479

Calculator

Solution

The third proportional to 407,958 and 573,479 is: 806,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,958 : 573,479 = 573,479 : x
  2. Step 2: Convert to fraction form
    407,958/573,479 = 573,479/x
  3. Step 3: Cross multiply
    407,958x = 573,479 × 573,479
  4. Step 4: Simplify right side
    407,958x = 328,878,163,441
  5. Step 5: Solve for x
    x = 328,878,163,441/407,958
  6. Step 6: Final answer
    x = 806,156.92

Related Problems

Find third proportional to 203,979 and 286,739.50
Half scale
Find third proportional to 815,916 and 1,146,958
Double scale
Find third proportional to 407,960 and 573,482
Similar ratio
Find third proportional to 611,937 and 860,218.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.