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Finding the Fourth Proportional to 435.48, 601.02 and 260.84

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Solution

The fourth proportional to 435.48, 601.02 and 260.84 is: 359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.48 : 601.02 = 260.84 : x
  2. Step 2: Convert to fraction form
    435.48/601.02 = 260.84/x
  3. Step 3: Cross multiply
    435.48x = 601.02 × 260.84
  4. Step 4: Simplify right side
    435.48x = 156,767.05
  5. Step 5: Solve for x
    x = 156,767.05/435.48
  6. Step 6: Final answer
    x = 359.99

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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.