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Finding the Fourth Proportional to 604.46, 834.03 and 417.65

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Solution

The fourth proportional to 604.46, 834.03 and 417.65 is: 576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.46 : 834.03 = 417.65 : x
  2. Step 2: Convert to fraction form
    604.46/834.03 = 417.65/x
  3. Step 3: Cross multiply
    604.46x = 834.03 × 417.65
  4. Step 4: Simplify right side
    604.46x = 348,332.63
  5. Step 5: Solve for x
    x = 348,332.63/604.46
  6. Step 6: Final answer
    x = 576.28

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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.