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Finding the Fourth Proportional to 295.82, 440.50 and 292.58

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Solution

The fourth proportional to 295.82, 440.50 and 292.58 is: 435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.82 : 440.50 = 292.58 : x
  2. Step 2: Convert to fraction form
    295.82/440.50 = 292.58/x
  3. Step 3: Cross multiply
    295.82x = 440.50 × 292.58
  4. Step 4: Simplify right side
    295.82x = 128,881.49
  5. Step 5: Solve for x
    x = 128,881.49/295.82
  6. Step 6: Final answer
    x = 435.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.