Home / 462,650-690,124

Finding the Third Proportional to 462,650 and 690,124

Calculator

Solution

The third proportional to 462,650 and 690,124 is: 1,029,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,650 : 690,124 = 690,124 : x
  2. Step 2: Convert to fraction form
    462,650/690,124 = 690,124/x
  3. Step 3: Cross multiply
    462,650x = 690,124 × 690,124
  4. Step 4: Simplify right side
    462,650x = 476,271,135,376
  5. Step 5: Solve for x
    x = 476,271,135,376/462,650
  6. Step 6: Final answer
    x = 1,029,441.55

Related Problems

Find third proportional to 231,325 and 345,062
Half scale
Find third proportional to 925,300 and 1,380,248
Double scale
Find third proportional to 462,652 and 690,127
Similar ratio
Find third proportional to 693,975 and 1,035,186
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.