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Finding the Fourth Proportional to 346.04, 476.18 and 336.96

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Solution

The fourth proportional to 346.04, 476.18 and 336.96 is: 463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.04 : 476.18 = 336.96 : x
  2. Step 2: Convert to fraction form
    346.04/476.18 = 336.96/x
  3. Step 3: Cross multiply
    346.04x = 476.18 × 336.96
  4. Step 4: Simplify right side
    346.04x = 160,453.61
  5. Step 5: Solve for x
    x = 160,453.61/346.04
  6. Step 6: Final answer
    x = 463.69

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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.