Home / 880,908-1,321,362-216,060

Finding the Fourth Proportional to 880,908, 1,321,362 and 216,060

Calculator

Solution

The fourth proportional to 880,908, 1,321,362 and 216,060 is: 324,090

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,908 : 1,321,362 = 216,060 : x
  2. Step 2: Convert to fraction form
    880,908/1,321,362 = 216,060/x
  3. Step 3: Cross multiply
    880,908x = 1,321,362 × 216,060
  4. Step 4: Simplify right side
    880,908x = 285,493,473,720
  5. Step 5: Solve for x
    x = 285,493,473,720/880,908
  6. Step 6: Final answer
    x = 324,090

Related Problems

Find fourth proportional to 440,454, 660,681 and 108,030
Half scale
Find fourth proportional to 1,761,816, 2,642,724 and 432,120
Double scale
Find fourth proportional to 880,909, 1,321,363.50 and 216,061
Similar ratio
Find fourth proportional to 1,321,362, 1,982,043 and 324,090
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.