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Finding the Fourth Proportional to 228,952.01, 343,372.03 and 178,907.99

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Solution

The fourth proportional to 228,952.01, 343,372.03 and 178,907.99 is: 268,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,952.01 : 343,372.03 = 178,907.99 : x
  2. Step 2: Convert to fraction form
    228,952.01/343,372.03 = 178,907.99/x
  3. Step 3: Cross multiply
    228,952.01x = 343,372.03 × 178,907.99
  4. Step 4: Simplify right side
    228,952.01x = 61,431,997,545.39
  5. Step 5: Solve for x
    x = 61,431,997,545.39/228,952.01
  6. Step 6: Final answer
    x = 268,318.22

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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.