Home / 250,603.50-387,775.50

Finding the Third Proportional to 250,603.50 and 387,775.50

Calculator

Solution

The third proportional to 250,603.50 and 387,775.50 is: 600,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,603.50 : 387,775.50 = 387,775.50 : x
  2. Step 2: Convert to fraction form
    250,603.50/387,775.50 = 387,775.50/x
  3. Step 3: Cross multiply
    250,603.50x = 387,775.50 × 387,775.50
  4. Step 4: Simplify right side
    250,603.50x = 150,369,838,400.25
  5. Step 5: Solve for x
    x = 150,369,838,400.25/250,603.50
  6. Step 6: Final answer
    x = 600,030.88

Related Problems

Find third proportional to 125,301.75 and 193,887.75
Half scale
Find third proportional to 501,207 and 775,551
Double scale
Find third proportional to 250,606 and 387,779
Similar ratio
Find third proportional to 375,905.25 and 581,663.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.