Home / 376,226-510,387

Finding the Third Proportional to 376,226 and 510,387

Calculator

Solution

The third proportional to 376,226 and 510,387 is: 692,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,226 : 510,387 = 510,387 : x
  2. Step 2: Convert to fraction form
    376,226/510,387 = 510,387/x
  3. Step 3: Cross multiply
    376,226x = 510,387 × 510,387
  4. Step 4: Simplify right side
    376,226x = 260,494,889,769
  5. Step 5: Solve for x
    x = 260,494,889,769/376,226
  6. Step 6: Final answer
    x = 692,389.39

Related Problems

Find third proportional to 188,113 and 255,193.50
Half scale
Find third proportional to 752,452 and 1,020,774
Double scale
Find third proportional to 376,228 and 510,390
Similar ratio
Find third proportional to 564,339 and 765,580.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.