Home / 498,362-747,387

Finding the Third Proportional to 498,362 and 747,387

Calculator

Solution

The third proportional to 498,362 and 747,387 is: 1,120,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,362 : 747,387 = 747,387 : x
  2. Step 2: Convert to fraction form
    498,362/747,387 = 747,387/x
  3. Step 3: Cross multiply
    498,362x = 747,387 × 747,387
  4. Step 4: Simplify right side
    498,362x = 558,587,327,769
  5. Step 5: Solve for x
    x = 558,587,327,769/498,362
  6. Step 6: Final answer
    x = 1,120,846.55

Related Problems

Find third proportional to 249,181 and 373,693.50
Half scale
Find third proportional to 996,724 and 1,494,774
Double scale
Find third proportional to 498,364 and 747,390
Similar ratio
Find third proportional to 747,543 and 1,121,080.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.