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Finding the Fourth Proportional to 581.58, 802.62 and 332.84

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Solution

The fourth proportional to 581.58, 802.62 and 332.84 is: 459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.58 : 802.62 = 332.84 : x
  2. Step 2: Convert to fraction form
    581.58/802.62 = 332.84/x
  3. Step 3: Cross multiply
    581.58x = 802.62 × 332.84
  4. Step 4: Simplify right side
    581.58x = 267,144.04
  5. Step 5: Solve for x
    x = 267,144.04/581.58
  6. Step 6: Final answer
    x = 459.34

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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.