Home / 614,383-921,575

Finding the Third Proportional to 614,383 and 921,575

Calculator

Solution

The third proportional to 614,383 and 921,575 is: 1,382,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,383 : 921,575 = 921,575 : x
  2. Step 2: Convert to fraction form
    614,383/921,575 = 921,575/x
  3. Step 3: Cross multiply
    614,383x = 921,575 × 921,575
  4. Step 4: Simplify right side
    614,383x = 849,300,480,625
  5. Step 5: Solve for x
    x = 849,300,480,625/614,383
  6. Step 6: Final answer
    x = 1,382,363.25

Related Problems

Find third proportional to 307,191.50 and 460,787.50
Half scale
Find third proportional to 1,228,766 and 1,843,150
Double scale
Find third proportional to 614,385 and 921,578
Similar ratio
Find third proportional to 921,574.50 and 1,382,362.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.