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Finding the Fourth Proportional to 346.71, 480.59 and 341.58

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Solution

The fourth proportional to 346.71, 480.59 and 341.58 is: 473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.71 : 480.59 = 341.58 : x
  2. Step 2: Convert to fraction form
    346.71/480.59 = 341.58/x
  3. Step 3: Cross multiply
    346.71x = 480.59 × 341.58
  4. Step 4: Simplify right side
    346.71x = 164,158.22
  5. Step 5: Solve for x
    x = 164,158.22/346.71
  6. Step 6: Final answer
    x = 473.47

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.