Home / 402,142-883,985

Finding the Third Proportional to 402,142 and 883,985

Calculator

Solution

The third proportional to 402,142 and 883,985 is: 1,943,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,142 : 883,985 = 883,985 : x
  2. Step 2: Convert to fraction form
    402,142/883,985 = 883,985/x
  3. Step 3: Cross multiply
    402,142x = 883,985 × 883,985
  4. Step 4: Simplify right side
    402,142x = 781,429,480,225
  5. Step 5: Solve for x
    x = 781,429,480,225/402,142
  6. Step 6: Final answer
    x = 1,943,168.04

Related Problems

Find third proportional to 201,071 and 441,992.50
Half scale
Find third proportional to 804,284 and 1,767,970
Double scale
Find third proportional to 402,144 and 883,989
Similar ratio
Find third proportional to 603,213 and 1,325,977.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.