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Finding the Fourth Proportional to 302,960.25, 454,458.60 and 92,600.01

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Solution

The fourth proportional to 302,960.25, 454,458.60 and 92,600.01 is: 138,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,960.25 : 454,458.60 = 92,600.01 : x
  2. Step 2: Convert to fraction form
    302,960.25/454,458.60 = 92,600.01/x
  3. Step 3: Cross multiply
    302,960.25x = 454,458.60 × 92,600.01
  4. Step 4: Simplify right side
    302,960.25x = 42,082,870,904.59
  5. Step 5: Solve for x
    x = 42,082,870,904.59/302,960.25
  6. Step 6: Final answer
    x = 138,905.59

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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.