Home / 304,658-486,507

Finding the Third Proportional to 304,658 and 486,507

Calculator

Solution

The third proportional to 304,658 and 486,507 is: 776,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,658 : 486,507 = 486,507 : x
  2. Step 2: Convert to fraction form
    304,658/486,507 = 486,507/x
  3. Step 3: Cross multiply
    304,658x = 486,507 × 486,507
  4. Step 4: Simplify right side
    304,658x = 236,689,061,049
  5. Step 5: Solve for x
    x = 236,689,061,049/304,658
  6. Step 6: Final answer
    x = 776,900.86

Related Problems

Find third proportional to 152,329 and 243,253.50
Half scale
Find third proportional to 609,316 and 973,014
Double scale
Find third proportional to 304,660 and 486,510
Similar ratio
Find third proportional to 456,987 and 729,760.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.