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Finding the Fourth Proportional to 365,026, 503,730.64 and 203,883.40

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Solution

The fourth proportional to 365,026, 503,730.64 and 203,883.40 is: 281,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,026 : 503,730.64 = 203,883.40 : x
  2. Step 2: Convert to fraction form
    365,026/503,730.64 = 203,883.40/x
  3. Step 3: Cross multiply
    365,026x = 503,730.64 × 203,883.40
  4. Step 4: Simplify right side
    365,026x = 102,702,315,567.38
  5. Step 5: Solve for x
    x = 102,702,315,567.38/365,026
  6. Step 6: Final answer
    x = 281,356.17

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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.