Home / 145,740-313,624

Finding the Third Proportional to 145,740 and 313,624

Calculator

Solution

The third proportional to 145,740 and 313,624 is: 674,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,740 : 313,624 = 313,624 : x
  2. Step 2: Convert to fraction form
    145,740/313,624 = 313,624/x
  3. Step 3: Cross multiply
    145,740x = 313,624 × 313,624
  4. Step 4: Simplify right side
    145,740x = 98,360,013,376
  5. Step 5: Solve for x
    x = 98,360,013,376/145,740
  6. Step 6: Final answer
    x = 674,900.60

Related Problems

Find third proportional to 72,870 and 156,812
Half scale
Find third proportional to 291,480 and 627,248
Double scale
Find third proportional to 145,742 and 313,628
Similar ratio
Find third proportional to 218,610 and 470,436
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.