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Finding the Fourth Proportional to 295.46, 441.29 and 214.05

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Solution

The fourth proportional to 295.46, 441.29 and 214.05 is: 319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.46 : 441.29 = 214.05 : x
  2. Step 2: Convert to fraction form
    295.46/441.29 = 214.05/x
  3. Step 3: Cross multiply
    295.46x = 441.29 × 214.05
  4. Step 4: Simplify right side
    295.46x = 94,457.05
  5. Step 5: Solve for x
    x = 94,457.05/295.46
  6. Step 6: Final answer
    x = 319.70

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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.