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Finding the Fourth Proportional to 602.94, 827.36 and 547.50

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Solution

The fourth proportional to 602.94, 827.36 and 547.50 is: 751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.94 : 827.36 = 547.50 : x
  2. Step 2: Convert to fraction form
    602.94/827.36 = 547.50/x
  3. Step 3: Cross multiply
    602.94x = 827.36 × 547.50
  4. Step 4: Simplify right side
    602.94x = 452,979.60
  5. Step 5: Solve for x
    x = 452,979.60/602.94
  6. Step 6: Final answer
    x = 751.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.