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Finding the Fourth Proportional to 623.08, 935 and 362.92

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Solution

The fourth proportional to 623.08, 935 and 362.92 is: 544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.08 : 935 = 362.92 : x
  2. Step 2: Convert to fraction form
    623.08/935 = 362.92/x
  3. Step 3: Cross multiply
    623.08x = 935 × 362.92
  4. Step 4: Simplify right side
    623.08x = 339,330.20
  5. Step 5: Solve for x
    x = 339,330.20/623.08
  6. Step 6: Final answer
    x = 544.60

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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.