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Finding the Fourth Proportional to 302,352.92, 417,107.42 and 194,957.44

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Solution

The fourth proportional to 302,352.92, 417,107.42 and 194,957.44 is: 268,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,352.92 : 417,107.42 = 194,957.44 : x
  2. Step 2: Convert to fraction form
    302,352.92/417,107.42 = 194,957.44/x
  3. Step 3: Cross multiply
    302,352.92x = 417,107.42 × 194,957.44
  4. Step 4: Simplify right side
    302,352.92x = 81,318,194,808.20
  5. Step 5: Solve for x
    x = 81,318,194,808.20/302,352.92
  6. Step 6: Final answer
    x = 268,951.25

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1.5x scale

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.