Home / 355,492-499,974

Finding the Third Proportional to 355,492 and 499,974

Calculator

Solution

The third proportional to 355,492 and 499,974 is: 703,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,492 : 499,974 = 499,974 : x
  2. Step 2: Convert to fraction form
    355,492/499,974 = 499,974/x
  3. Step 3: Cross multiply
    355,492x = 499,974 × 499,974
  4. Step 4: Simplify right side
    355,492x = 249,974,000,676
  5. Step 5: Solve for x
    x = 249,974,000,676/355,492
  6. Step 6: Final answer
    x = 703,177.57

Related Problems

Find third proportional to 177,746 and 249,987
Half scale
Find third proportional to 710,984 and 999,948
Double scale
Find third proportional to 355,494 and 499,977
Similar ratio
Find third proportional to 533,238 and 749,961
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.