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Finding the Fourth Proportional to 302,794.08, 417,839.07 and 166,801.29

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Solution

The fourth proportional to 302,794.08, 417,839.07 and 166,801.29 is: 230,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,794.08 : 417,839.07 = 166,801.29 : x
  2. Step 2: Convert to fraction form
    302,794.08/417,839.07 = 166,801.29/x
  3. Step 3: Cross multiply
    302,794.08x = 417,839.07 × 166,801.29
  4. Step 4: Simplify right side
    302,794.08x = 69,696,095,888.40
  5. Step 5: Solve for x
    x = 69,696,095,888.40/302,794.08
  6. Step 6: Final answer
    x = 230,176.55

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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.