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Finding the Fourth Proportional to 404.52, 607.04 and 176.52

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Solution

The fourth proportional to 404.52, 607.04 and 176.52 is: 264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.52 : 607.04 = 176.52 : x
  2. Step 2: Convert to fraction form
    404.52/607.04 = 176.52/x
  3. Step 3: Cross multiply
    404.52x = 607.04 × 176.52
  4. Step 4: Simplify right side
    404.52x = 107,154.70
  5. Step 5: Solve for x
    x = 107,154.70/404.52
  6. Step 6: Final answer
    x = 264.89

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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.