Home / 187,750-290,538

Finding the Third Proportional to 187,750 and 290,538

Calculator

Solution

The third proportional to 187,750 and 290,538 is: 449,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,750 : 290,538 = 290,538 : x
  2. Step 2: Convert to fraction form
    187,750/290,538 = 290,538/x
  3. Step 3: Cross multiply
    187,750x = 290,538 × 290,538
  4. Step 4: Simplify right side
    187,750x = 84,412,329,444
  5. Step 5: Solve for x
    x = 84,412,329,444/187,750
  6. Step 6: Final answer
    x = 449,599.62

Related Problems

Find third proportional to 93,875 and 145,269
Half scale
Find third proportional to 375,500 and 581,076
Double scale
Find third proportional to 187,752 and 290,541
Similar ratio
Find third proportional to 281,625 and 435,807
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.