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Finding the Fourth Proportional to 295,842.38, 443,763.56 and 98,850.38

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Solution

The fourth proportional to 295,842.38, 443,763.56 and 98,850.38 is: 148,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,842.38 : 443,763.56 = 98,850.38 : x
  2. Step 2: Convert to fraction form
    295,842.38/443,763.56 = 98,850.38/x
  3. Step 3: Cross multiply
    295,842.38x = 443,763.56 × 98,850.38
  4. Step 4: Simplify right side
    295,842.38x = 43,866,194,564.46
  5. Step 5: Solve for x
    x = 43,866,194,564.46/295,842.38
  6. Step 6: Final answer
    x = 148,275.56

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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.