Home / 302,760.75-453,801.68-122,804.36

Finding the Fourth Proportional to 302,760.75, 453,801.68 and 122,804.36

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Solution

The fourth proportional to 302,760.75, 453,801.68 and 122,804.36 is: 184,068.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,760.75 : 453,801.68 = 122,804.36 : x
  2. Step 2: Convert to fraction form
    302,760.75/453,801.68 = 122,804.36/x
  3. Step 3: Cross multiply
    302,760.75x = 453,801.68 × 122,804.36
  4. Step 4: Simplify right side
    302,760.75x = 55,728,825,399.81
  5. Step 5: Solve for x
    x = 55,728,825,399.81/302,760.75
  6. Step 6: Final answer
    x = 184,068.86

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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.