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Finding the Fourth Proportional to 607.04, 910.71 and 174.19

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Solution

The fourth proportional to 607.04, 910.71 and 174.19 is: 261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.04 : 910.71 = 174.19 : x
  2. Step 2: Convert to fraction form
    607.04/910.71 = 174.19/x
  3. Step 3: Cross multiply
    607.04x = 910.71 × 174.19
  4. Step 4: Simplify right side
    607.04x = 158,634.30
  5. Step 5: Solve for x
    x = 158,634.30/607.04
  6. Step 6: Final answer
    x = 261.32

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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.