Home / 718,896.08-1,078,305.24-220,261.52

Finding the Fourth Proportional to 718,896.08, 1,078,305.24 and 220,261.52

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Solution

The fourth proportional to 718,896.08, 1,078,305.24 and 220,261.52 is: 330,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,896.08 : 1,078,305.24 = 220,261.52 : x
  2. Step 2: Convert to fraction form
    718,896.08/1,078,305.24 = 220,261.52/x
  3. Step 3: Cross multiply
    718,896.08x = 1,078,305.24 × 220,261.52
  4. Step 4: Simplify right side
    718,896.08x = 237,509,151,186.37
  5. Step 5: Solve for x
    x = 237,509,151,186.37/718,896.08
  6. Step 6: Final answer
    x = 330,380.37

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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.