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Finding the Fourth Proportional to 434.44, 599.30 and 294.51

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Solution

The fourth proportional to 434.44, 599.30 and 294.51 is: 406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.44 : 599.30 = 294.51 : x
  2. Step 2: Convert to fraction form
    434.44/599.30 = 294.51/x
  3. Step 3: Cross multiply
    434.44x = 599.30 × 294.51
  4. Step 4: Simplify right side
    434.44x = 176,500.58
  5. Step 5: Solve for x
    x = 176,500.58/434.44
  6. Step 6: Final answer
    x = 406.27

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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.