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Finding the Fourth Proportional to 317,934, 476,277.66 and 184,534.56

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Solution

The fourth proportional to 317,934, 476,277.66 and 184,534.56 is: 276,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,934 : 476,277.66 = 184,534.56 : x
  2. Step 2: Convert to fraction form
    317,934/476,277.66 = 184,534.56/x
  3. Step 3: Cross multiply
    317,934x = 476,277.66 × 184,534.56
  4. Step 4: Simplify right side
    317,934x = 87,889,688,425.93
  5. Step 5: Solve for x
    x = 87,889,688,425.93/317,934
  6. Step 6: Final answer
    x = 276,440.04

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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.