Home / 220,571.37-302,405.40-216,585.36

Finding the Fourth Proportional to 220,571.37, 302,405.40 and 216,585.36

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Solution

The fourth proportional to 220,571.37, 302,405.40 and 216,585.36 is: 296,940.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,571.37 : 302,405.40 = 216,585.36 : x
  2. Step 2: Convert to fraction form
    220,571.37/302,405.40 = 216,585.36/x
  3. Step 3: Cross multiply
    220,571.37x = 302,405.40 × 216,585.36
  4. Step 4: Simplify right side
    220,571.37x = 65,496,582,424.94
  5. Step 5: Solve for x
    x = 65,496,582,424.94/220,571.37
  6. Step 6: Final answer
    x = 296,940.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.