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Finding the Fourth Proportional to 584.80, 807.04 and 336.16

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Solution

The fourth proportional to 584.80, 807.04 and 336.16 is: 463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.80 : 807.04 = 336.16 : x
  2. Step 2: Convert to fraction form
    584.80/807.04 = 336.16/x
  3. Step 3: Cross multiply
    584.80x = 807.04 × 336.16
  4. Step 4: Simplify right side
    584.80x = 271,294.57
  5. Step 5: Solve for x
    x = 271,294.57/584.80
  6. Step 6: Final answer
    x = 463.91

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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.