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Finding the Fourth Proportional to 555.35, 833.04 and 360.65

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Solution

The fourth proportional to 555.35, 833.04 and 360.65 is: 540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.35 : 833.04 = 360.65 : x
  2. Step 2: Convert to fraction form
    555.35/833.04 = 360.65/x
  3. Step 3: Cross multiply
    555.35x = 833.04 × 360.65
  4. Step 4: Simplify right side
    555.35x = 300,435.88
  5. Step 5: Solve for x
    x = 300,435.88/555.35
  6. Step 6: Final answer
    x = 540.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.