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Finding the Fourth Proportional to 300,925.14, 451,411.47 and 101,243.94

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Solution

The fourth proportional to 300,925.14, 451,411.47 and 101,243.94 is: 151,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,925.14 : 451,411.47 = 101,243.94 : x
  2. Step 2: Convert to fraction form
    300,925.14/451,411.47 = 101,243.94/x
  3. Step 3: Cross multiply
    300,925.14x = 451,411.47 × 101,243.94
  4. Step 4: Simplify right side
    300,925.14x = 45,702,675,783.99
  5. Step 5: Solve for x
    x = 45,702,675,783.99/300,925.14
  6. Step 6: Final answer
    x = 151,873.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.