Home / 157,500-345,618

Finding the Third Proportional to 157,500 and 345,618

Calculator

Solution

The third proportional to 157,500 and 345,618 is: 758,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,500 : 345,618 = 345,618 : x
  2. Step 2: Convert to fraction form
    157,500/345,618 = 345,618/x
  3. Step 3: Cross multiply
    157,500x = 345,618 × 345,618
  4. Step 4: Simplify right side
    157,500x = 119,451,801,924
  5. Step 5: Solve for x
    x = 119,451,801,924/157,500
  6. Step 6: Final answer
    x = 758,424.14

Related Problems

Find third proportional to 78,750 and 172,809
Half scale
Find third proportional to 315,000 and 691,236
Double scale
Find third proportional to 157,502 and 345,622
Similar ratio
Find third proportional to 236,250 and 518,427
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.