Home / 345,190-753,135

Finding the Third Proportional to 345,190 and 753,135

Calculator

Solution

The third proportional to 345,190 and 753,135 is: 1,643,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,190 : 753,135 = 753,135 : x
  2. Step 2: Convert to fraction form
    345,190/753,135 = 753,135/x
  3. Step 3: Cross multiply
    345,190x = 753,135 × 753,135
  4. Step 4: Simplify right side
    345,190x = 567,212,328,225
  5. Step 5: Solve for x
    x = 567,212,328,225/345,190
  6. Step 6: Final answer
    x = 1,643,188.76

Related Problems

Find third proportional to 172,595 and 376,567.50
Half scale
Find third proportional to 690,380 and 1,506,270
Double scale
Find third proportional to 345,192 and 753,139
Similar ratio
Find third proportional to 517,785 and 1,129,702.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.