Home / 357,289-766,382

Finding the Third Proportional to 357,289 and 766,382

Calculator

Solution

The third proportional to 357,289 and 766,382 is: 1,643,883.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,289 : 766,382 = 766,382 : x
  2. Step 2: Convert to fraction form
    357,289/766,382 = 766,382/x
  3. Step 3: Cross multiply
    357,289x = 766,382 × 766,382
  4. Step 4: Simplify right side
    357,289x = 587,341,369,924
  5. Step 5: Solve for x
    x = 587,341,369,924/357,289
  6. Step 6: Final answer
    x = 1,643,883.16

Related Problems

Find third proportional to 178,644.50 and 383,191
Half scale
Find third proportional to 714,578 and 1,532,764
Double scale
Find third proportional to 357,291 and 766,386
Similar ratio
Find third proportional to 535,933.50 and 1,149,573
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.