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Finding the Fourth Proportional to 466,380.08, 698,616.28 and 228,978.80

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Solution

The fourth proportional to 466,380.08, 698,616.28 and 228,978.80 is: 342,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,380.08 : 698,616.28 = 228,978.80 : x
  2. Step 2: Convert to fraction form
    466,380.08/698,616.28 = 228,978.80/x
  3. Step 3: Cross multiply
    466,380.08x = 698,616.28 × 228,978.80
  4. Step 4: Simplify right side
    466,380.08x = 159,968,317,454.86
  5. Step 5: Solve for x
    x = 159,968,317,454.86/466,380.08
  6. Step 6: Final answer
    x = 342,999.89

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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.