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Finding the Fourth Proportional to 295,704.96, 443,889 and 118,335.60

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Solution

The fourth proportional to 295,704.96, 443,889 and 118,335.60 is: 177,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,704.96 : 443,889 = 118,335.60 : x
  2. Step 2: Convert to fraction form
    295,704.96/443,889 = 118,335.60/x
  3. Step 3: Cross multiply
    295,704.96x = 443,889 × 118,335.60
  4. Step 4: Simplify right side
    295,704.96x = 52,527,871,148.40
  5. Step 5: Solve for x
    x = 52,527,871,148.40/295,704.96
  6. Step 6: Final answer
    x = 177,636.08

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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.