Home / 302,849.52-417,903.78-178,651.14

Finding the Fourth Proportional to 302,849.52, 417,903.78 and 178,651.14

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Solution

The fourth proportional to 302,849.52, 417,903.78 and 178,651.14 is: 246,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,849.52 : 417,903.78 = 178,651.14 : x
  2. Step 2: Convert to fraction form
    302,849.52/417,903.78 = 178,651.14/x
  3. Step 3: Cross multiply
    302,849.52x = 417,903.78 × 178,651.14
  4. Step 4: Simplify right side
    302,849.52x = 74,658,986,707.31
  5. Step 5: Solve for x
    x = 74,658,986,707.31/302,849.52
  6. Step 6: Final answer
    x = 246,521.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.