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Finding the Fourth Proportional to 607.88, 910.56 and 452

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Solution

The fourth proportional to 607.88, 910.56 and 452 is: 677.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.88 : 910.56 = 452 : x
  2. Step 2: Convert to fraction form
    607.88/910.56 = 452/x
  3. Step 3: Cross multiply
    607.88x = 910.56 × 452
  4. Step 4: Simplify right side
    607.88x = 411,573.12
  5. Step 5: Solve for x
    x = 411,573.12/607.88
  6. Step 6: Final answer
    x = 677.06

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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.