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Finding the Fourth Proportional to 295.12, 407.23 and 263.93

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Solution

The fourth proportional to 295.12, 407.23 and 263.93 is: 364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.12 : 407.23 = 263.93 : x
  2. Step 2: Convert to fraction form
    295.12/407.23 = 263.93/x
  3. Step 3: Cross multiply
    295.12x = 407.23 × 263.93
  4. Step 4: Simplify right side
    295.12x = 107,480.21
  5. Step 5: Solve for x
    x = 107,480.21/295.12
  6. Step 6: Final answer
    x = 364.19

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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.