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Finding the Fourth Proportional to 302,992.65, 454,382.67 and 166,188.27

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Solution

The fourth proportional to 302,992.65, 454,382.67 and 166,188.27 is: 249,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,992.65 : 454,382.67 = 166,188.27 : x
  2. Step 2: Convert to fraction form
    302,992.65/454,382.67 = 166,188.27/x
  3. Step 3: Cross multiply
    302,992.65x = 454,382.67 × 166,188.27
  4. Step 4: Simplify right side
    302,992.65x = 75,513,069,845.28
  5. Step 5: Solve for x
    x = 75,513,069,845.28/302,992.65
  6. Step 6: Final answer
    x = 249,224.10

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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.