Home / 181,527-487,716

Finding the Third Proportional to 181,527 and 487,716

Calculator

Solution

The third proportional to 181,527 and 487,716 is: 1,310,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,527 : 487,716 = 487,716 : x
  2. Step 2: Convert to fraction form
    181,527/487,716 = 487,716/x
  3. Step 3: Cross multiply
    181,527x = 487,716 × 487,716
  4. Step 4: Simplify right side
    181,527x = 237,866,896,656
  5. Step 5: Solve for x
    x = 237,866,896,656/181,527
  6. Step 6: Final answer
    x = 1,310,366.48

Related Problems

Find third proportional to 90,763.50 and 243,858
Half scale
Find third proportional to 363,054 and 975,432
Double scale
Find third proportional to 181,529 and 487,721
Similar ratio
Find third proportional to 272,290.50 and 731,574
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.