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Finding the Fourth Proportional to 446.00, 614.84 and 346.55

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Solution

The fourth proportional to 446.00, 614.84 and 346.55 is: 477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.00 : 614.84 = 346.55 : x
  2. Step 2: Convert to fraction form
    446.00/614.84 = 346.55/x
  3. Step 3: Cross multiply
    446.00x = 614.84 × 346.55
  4. Step 4: Simplify right side
    446.00x = 213,068.00
  5. Step 5: Solve for x
    x = 213,068.00/446.00
  6. Step 6: Final answer
    x = 477.74

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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.