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Finding the Fourth Proportional to 370.34, 554.96 and 292.99

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Solution

The fourth proportional to 370.34, 554.96 and 292.99 is: 439.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.34 : 554.96 = 292.99 : x
  2. Step 2: Convert to fraction form
    370.34/554.96 = 292.99/x
  3. Step 3: Cross multiply
    370.34x = 554.96 × 292.99
  4. Step 4: Simplify right side
    370.34x = 162,594.88
  5. Step 5: Solve for x
    x = 162,594.88/370.34
  6. Step 6: Final answer
    x = 439.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.