Home / 260,041.50-388,346.25

Finding the Third Proportional to 260,041.50 and 388,346.25

Calculator

Solution

The third proportional to 260,041.50 and 388,346.25 is: 579,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,041.50 : 388,346.25 = 388,346.25 : x
  2. Step 2: Convert to fraction form
    260,041.50/388,346.25 = 388,346.25/x
  3. Step 3: Cross multiply
    260,041.50x = 388,346.25 × 388,346.25
  4. Step 4: Simplify right side
    260,041.50x = 150,812,809,889.06
  5. Step 5: Solve for x
    x = 150,812,809,889.06/260,041.50
  6. Step 6: Final answer
    x = 579,956.70

Related Problems

Find third proportional to 130,020.75 and 194,173.13
Half scale
Find third proportional to 520,083 and 776,692.50
Double scale
Find third proportional to 260,044 and 388,349
Similar ratio
Find third proportional to 390,062.25 and 582,519.38
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.