Home / 385,159.50-577,809

Finding the Third Proportional to 385,159.50 and 577,809

Calculator

Solution

The third proportional to 385,159.50 and 577,809 is: 866,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,159.50 : 577,809 = 577,809 : x
  2. Step 2: Convert to fraction form
    385,159.50/577,809 = 577,809/x
  3. Step 3: Cross multiply
    385,159.50x = 577,809 × 577,809
  4. Step 4: Simplify right side
    385,159.50x = 333,863,240,481
  5. Step 5: Solve for x
    x = 333,863,240,481/385,159.50
  6. Step 6: Final answer
    x = 866,818.14

Related Problems

Find third proportional to 192,579.75 and 288,904.50
Half scale
Find third proportional to 770,319 and 1,155,618
Double scale
Find third proportional to 385,162 and 577,812
Similar ratio
Find third proportional to 577,739.25 and 866,713.50
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.