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Finding the Fourth Proportional to 607.37, 837.95 and 548.44

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Solution

The fourth proportional to 607.37, 837.95 and 548.44 is: 756.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.37 : 837.95 = 548.44 : x
  2. Step 2: Convert to fraction form
    607.37/837.95 = 548.44/x
  3. Step 3: Cross multiply
    607.37x = 837.95 × 548.44
  4. Step 4: Simplify right side
    607.37x = 459,560.46
  5. Step 5: Solve for x
    x = 459,560.46/607.37
  6. Step 6: Final answer
    x = 756.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.