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Finding the Fourth Proportional to 295,708.30, 443,562.45 and 93,324.91

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Solution

The fourth proportional to 295,708.30, 443,562.45 and 93,324.91 is: 139,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,708.30 : 443,562.45 = 93,324.91 : x
  2. Step 2: Convert to fraction form
    295,708.30/443,562.45 = 93,324.91/x
  3. Step 3: Cross multiply
    295,708.30x = 443,562.45 × 93,324.91
  4. Step 4: Simplify right side
    295,708.30x = 41,395,426,630.05
  5. Step 5: Solve for x
    x = 41,395,426,630.05/295,708.30
  6. Step 6: Final answer
    x = 139,987.37

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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.