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Finding the Fourth Proportional to 307,195.04, 460,855.28 and 174,134.72

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Solution

The fourth proportional to 307,195.04, 460,855.28 and 174,134.72 is: 261,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,195.04 : 460,855.28 = 174,134.72 : x
  2. Step 2: Convert to fraction form
    307,195.04/460,855.28 = 174,134.72/x
  3. Step 3: Cross multiply
    307,195.04x = 460,855.28 × 174,134.72
  4. Step 4: Simplify right side
    307,195.04x = 80,250,905,143.32
  5. Step 5: Solve for x
    x = 80,250,905,143.32/307,195.04
  6. Step 6: Final answer
    x = 261,237.63

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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.