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Finding the Fourth Proportional to 464,961.60, 697,269.60 and 184,420.80

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Solution

The fourth proportional to 464,961.60, 697,269.60 and 184,420.80 is: 276,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,961.60 : 697,269.60 = 184,420.80 : x
  2. Step 2: Convert to fraction form
    464,961.60/697,269.60 = 184,420.80/x
  3. Step 3: Cross multiply
    464,961.60x = 697,269.60 × 184,420.80
  4. Step 4: Simplify right side
    464,961.60x = 128,591,017,447.68
  5. Step 5: Solve for x
    x = 128,591,017,447.68/464,961.60
  6. Step 6: Final answer
    x = 276,562.66

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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.