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Finding the Fourth Proportional to 556.04, 833.46 and 295.78

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Solution

The fourth proportional to 556.04, 833.46 and 295.78 is: 443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.04 : 833.46 = 295.78 : x
  2. Step 2: Convert to fraction form
    556.04/833.46 = 295.78/x
  3. Step 3: Cross multiply
    556.04x = 833.46 × 295.78
  4. Step 4: Simplify right side
    556.04x = 246,520.83
  5. Step 5: Solve for x
    x = 246,520.83/556.04
  6. Step 6: Final answer
    x = 443.35

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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.