Home / 489,750-742,032

Finding the Third Proportional to 489,750 and 742,032

Calculator

Solution

The third proportional to 489,750 and 742,032 is: 1,124,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,750 : 742,032 = 742,032 : x
  2. Step 2: Convert to fraction form
    489,750/742,032 = 742,032/x
  3. Step 3: Cross multiply
    489,750x = 742,032 × 742,032
  4. Step 4: Simplify right side
    489,750x = 550,611,489,024
  5. Step 5: Solve for x
    x = 550,611,489,024/489,750
  6. Step 6: Final answer
    x = 1,124,270.52

Related Problems

Find third proportional to 244,875 and 371,016
Half scale
Find third proportional to 979,500 and 1,484,064
Double scale
Find third proportional to 489,752 and 742,035
Similar ratio
Find third proportional to 734,625 and 1,113,048
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.