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Finding the Fourth Proportional to 365,271.21, 504,085.10 and 204,126.72

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Solution

The fourth proportional to 365,271.21, 504,085.10 and 204,126.72 is: 281,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,271.21 : 504,085.10 = 204,126.72 : x
  2. Step 2: Convert to fraction form
    365,271.21/504,085.10 = 204,126.72/x
  3. Step 3: Cross multiply
    365,271.21x = 504,085.10 × 204,126.72
  4. Step 4: Simplify right side
    365,271.21x = 102,897,237,043.24
  5. Step 5: Solve for x
    x = 102,897,237,043.24/365,271.21
  6. Step 6: Final answer
    x = 281,700.92

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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.