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Finding the Fourth Proportional to 228,617.34, 342,800.94 and 181,534.86

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Solution

The fourth proportional to 228,617.34, 342,800.94 and 181,534.86 is: 272,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,617.34 : 342,800.94 = 181,534.86 : x
  2. Step 2: Convert to fraction form
    228,617.34/342,800.94 = 181,534.86/x
  3. Step 3: Cross multiply
    228,617.34x = 342,800.94 × 181,534.86
  4. Step 4: Simplify right side
    228,617.34x = 62,230,320,650.77
  5. Step 5: Solve for x
    x = 62,230,320,650.77/228,617.34
  6. Step 6: Final answer
    x = 272,202.98

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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.