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Finding the Fourth Proportional to 295,850.50, 443,775.76 and 98,858.50

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Solution

The fourth proportional to 295,850.50, 443,775.76 and 98,858.50 is: 148,287.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,850.50 : 443,775.76 = 98,858.50 : x
  2. Step 2: Convert to fraction form
    295,850.50/443,775.76 = 98,858.50/x
  3. Step 3: Cross multiply
    295,850.50x = 443,775.76 × 98,858.50
  4. Step 4: Simplify right side
    295,850.50x = 43,871,005,969.96
  5. Step 5: Solve for x
    x = 43,871,005,969.96/295,850.50
  6. Step 6: Final answer
    x = 148,287.75

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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.