Home / 487,396-727,037

Finding the Third Proportional to 487,396 and 727,037

Calculator

Solution

The third proportional to 487,396 and 727,037 is: 1,084,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,396 : 727,037 = 727,037 : x
  2. Step 2: Convert to fraction form
    487,396/727,037 = 727,037/x
  3. Step 3: Cross multiply
    487,396x = 727,037 × 727,037
  4. Step 4: Simplify right side
    487,396x = 528,582,799,369
  5. Step 5: Solve for x
    x = 528,582,799,369/487,396
  6. Step 6: Final answer
    x = 1,084,503.77

Related Problems

Find third proportional to 243,698 and 363,518.50
Half scale
Find third proportional to 974,792 and 1,454,074
Double scale
Find third proportional to 487,398 and 727,040
Similar ratio
Find third proportional to 731,094 and 1,090,555.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.