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Finding the Fourth Proportional to 295,598.84, 443,297.46 and 85,180.28

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Solution

The fourth proportional to 295,598.84, 443,297.46 and 85,180.28 is: 127,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,598.84 : 443,297.46 = 85,180.28 : x
  2. Step 2: Convert to fraction form
    295,598.84/443,297.46 = 85,180.28/x
  3. Step 3: Cross multiply
    295,598.84x = 443,297.46 × 85,180.28
  4. Step 4: Simplify right side
    295,598.84x = 37,760,201,766.09
  5. Step 5: Solve for x
    x = 37,760,201,766.09/295,598.84
  6. Step 6: Final answer
    x = 127,741.37

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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.