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Finding the Fourth Proportional to 581.92, 802.95 and 333.25

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Solution

The fourth proportional to 581.92, 802.95 and 333.25 is: 459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.92 : 802.95 = 333.25 : x
  2. Step 2: Convert to fraction form
    581.92/802.95 = 333.25/x
  3. Step 3: Cross multiply
    581.92x = 802.95 × 333.25
  4. Step 4: Simplify right side
    581.92x = 267,579.83
  5. Step 5: Solve for x
    x = 267,579.83/581.92
  6. Step 6: Final answer
    x = 459.82

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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.