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Finding the Fourth Proportional to 437.07, 652.77 and 371.37

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Solution

The fourth proportional to 437.07, 652.77 and 371.37 is: 554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.07 : 652.77 = 371.37 : x
  2. Step 2: Convert to fraction form
    437.07/652.77 = 371.37/x
  3. Step 3: Cross multiply
    437.07x = 652.77 × 371.37
  4. Step 4: Simplify right side
    437.07x = 242,421.64
  5. Step 5: Solve for x
    x = 242,421.64/437.07
  6. Step 6: Final answer
    x = 554.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.