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Finding the Fourth Proportional to 298,047.60, 446,917.80 and 110,962.80

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Solution

The fourth proportional to 298,047.60, 446,917.80 and 110,962.80 is: 166,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,047.60 : 446,917.80 = 110,962.80 : x
  2. Step 2: Convert to fraction form
    298,047.60/446,917.80 = 110,962.80/x
  3. Step 3: Cross multiply
    298,047.60x = 446,917.80 × 110,962.80
  4. Step 4: Simplify right side
    298,047.60x = 49,591,250,457.84
  5. Step 5: Solve for x
    x = 49,591,250,457.84/298,047.60
  6. Step 6: Final answer
    x = 166,387.01

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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.